68235453

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 123431616

約数和(自身を除く): 55196163

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 43, 81, 99, 117, 129, 137, 143, 297, 351, 387, 411, 429, 473, 559, 891, 1053, 1161, 1233, 1287, 1419, 1507, 1677, 1781, 3483, 3699, 3861, 4257, 4521, 5031, 5343, 5891, 6149, 11097, 11583, 12771, 13563, 15093, 16029, 17673, 18447, 19591, 38313, 40689, 45279, 48087, 53019, 55341, 58773, 64801, 76583, 122067, 144261, 159057, 166023, 176319, 194403, 229749, 477171, 498069, 528957, 583209, 689247, 842413, 1586871, 1749627, 2067741, 2527239, 5248881, 6203223, 7581717, 22745151, 68235453]

約数ペア:

[(1, 68235453), (3, 22745151), (9, 7581717), (11, 6203223), (13, 5248881), (27, 2527239), (33, 2067741), (39, 1749627), (43, 1586871), (81, 842413), (99, 689247), (117, 583209), (129, 528957), (137, 498069), (143, 477171), (297, 229749), (351, 194403), (387, 176319), (411, 166023), (429, 159057), (473, 144261), (559, 122067), (891, 76583), (1053, 64801), (1161, 58773), (1233, 55341), (1287, 53019), (1419, 48087), (1507, 45279), (1677, 40689), (1781, 38313), (3483, 19591), (3699, 18447), (3861, 17673), (4257, 16029), (4521, 15093), (5031, 13563), (5343, 12771), (5891, 11583), (6149, 11097)]