990844435906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1\times {\mathrm{1013}}^1$

素因数の和:1768

約数の個数: 128

約数和(自身を含む): 1770901030080

約数和(自身を除く): 780056594174

約数列:

[1, 2, 13, 17, 26, 29, 34, 58, 137, 221, 274, 377, 442, 493, 557, 754, 986, 1013, 1114, 1781, 2026, 2329, 3562, 3973, 4658, 6409, 7241, 7946, 9469, 12818, 13169, 14482, 16153, 17221, 18938, 26338, 29377, 30277, 32306, 34442, 51649, 58754, 60554, 67541, 76309, 103298, 123097, 135082, 138781, 152618, 209989, 223873, 246194, 274601, 277562, 381901, 419978, 447746, 499409, 549202, 564241, 763802, 878033, 992017, 998818, 1128482, 1297253, 1756066, 1804153, 1984034, 2212961, 2359277, 2594506, 3569813, 3608306, 4024649, 4425922, 4718554, 6492317, 7139626, 7335133, 8049298, 9592097, 12984634, 14670266, 16362989, 16864289, 19184194, 28768493, 30670601, 32725978, 33728578, 37620337, 52320437, 57536986, 61341202, 68419033, 75240674, 77301017, 104640874, 124697261, 136838066, 154602034, 212718857, 249394522, 278170813, 425437714, 489064381, 556341626, 889447429, 978128762, 1004913221, 1314117289, 1778894858, 2009826442, 2241729493, 2628234578, 3616220569, 4483458986, 7232441138, 17083524757, 29142483409, 34167049514, 38109401381, 58284966818, 76218802762, 495422217953, 990844435906]

約数ペア:

[(1, 990844435906), (2, 495422217953), (13, 76218802762), (17, 58284966818), (26, 38109401381), (29, 34167049514), (34, 29142483409), (58, 17083524757), (137, 7232441138), (221, 4483458986), (274, 3616220569), (377, 2628234578), (442, 2241729493), (493, 2009826442), (557, 1778894858), (754, 1314117289), (986, 1004913221), (1013, 978128762), (1114, 889447429), (1781, 556341626), (2026, 489064381), (2329, 425437714), (3562, 278170813), (3973, 249394522), (4658, 212718857), (6409, 154602034), (7241, 136838066), (7946, 124697261), (9469, 104640874), (12818, 77301017), (13169, 75240674), (14482, 68419033), (16153, 61341202), (17221, 57536986), (18938, 52320437), (26338, 37620337), (29377, 33728578), (30277, 32725978), (32306, 30670601), (34442, 28768493), (51649, 19184194), (58754, 16864289), (60554, 16362989), (67541, 14670266), (76309, 12984634), (103298, 9592097), (123097, 8049298), (135082, 7335133), (138781, 7139626), (152618, 6492317), (209989, 4718554), (223873, 4425922), (246194, 4024649), (274601, 3608306), (277562, 3569813), (381901, 2594506), (419978, 2359277), (447746, 2212961), (499409, 1984034), (549202, 1804153), (564241, 1756066), (763802, 1297253), (878033, 1128482), (992017, 998818)]