64140219

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 119159040

約数和(自身を除く): 55018821

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 43, 57, 61, 99, 117, 129, 143, 171, 183, 209, 247, 387, 429, 473, 549, 559, 627, 671, 741, 793, 817, 1159, 1287, 1419, 1677, 1881, 2013, 2223, 2379, 2451, 2623, 2717, 3477, 4257, 5031, 6039, 6149, 7137, 7353, 7869, 8151, 8723, 8987, 10431, 10621, 12749, 15067, 18447, 23607, 24453, 26169, 26961, 28853, 31863, 34099, 38247, 45201, 49837, 55341, 78507, 80883, 86559, 95589, 102297, 114741, 116831, 135603, 149511, 165737, 259677, 306891, 350493, 375089, 448533, 497211, 548207, 647881, 1051479, 1125267, 1491633, 1644621, 1943643, 3375801, 4933863, 5830929, 7126691, 21380073, 64140219]

約数ペア:

[(1, 64140219), (3, 21380073), (9, 7126691), (11, 5830929), (13, 4933863), (19, 3375801), (33, 1943643), (39, 1644621), (43, 1491633), (57, 1125267), (61, 1051479), (99, 647881), (117, 548207), (129, 497211), (143, 448533), (171, 375089), (183, 350493), (209, 306891), (247, 259677), (387, 165737), (429, 149511), (473, 135603), (549, 116831), (559, 114741), (627, 102297), (671, 95589), (741, 86559), (793, 80883), (817, 78507), (1159, 55341), (1287, 49837), (1419, 45201), (1677, 38247), (1881, 34099), (2013, 31863), (2223, 28853), (2379, 26961), (2451, 26169), (2623, 24453), (2717, 23607), (3477, 18447), (4257, 15067), (5031, 12749), (6039, 10621), (6149, 10431), (7137, 8987), (7353, 8723), (7869, 8151)]