81237918

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{4007}}^1$

素因数の和:4152

約数の個数: 32

約数和(自身を含む): 169297920

約数和(自身を除く): 88060002

約数列:

[1, 2, 3, 6, 31, 62, 93, 109, 186, 218, 327, 654, 3379, 4007, 6758, 8014, 10137, 12021, 20274, 24042, 124217, 248434, 372651, 436763, 745302, 873526, 1310289, 2620578, 13539653, 27079306, 40618959, 81237918]

約数ペア:

[(1, 81237918), (2, 40618959), (3, 27079306), (6, 13539653), (31, 2620578), (62, 1310289), (93, 873526), (109, 745302), (186, 436763), (218, 372651), (327, 248434), (654, 124217), (3379, 24042), (4007, 20274), (6758, 12021), (8014, 10137)]