81890666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16843}}^1$

素因数の和:16886

約数の個数: 32

約数和(自身を含む): 152808768

約数和(自身を除く): 70918102

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4862, 16843, 33686, 185273, 218959, 286331, 370546, 437918, 572662, 2408549, 3149641, 3722303, 4817098, 6299282, 7444606, 40945333, 81890666]

約数ペア:

[(1, 81890666), (2, 40945333), (11, 7444606), (13, 6299282), (17, 4817098), (22, 3722303), (26, 3149641), (34, 2408549), (143, 572662), (187, 437918), (221, 370546), (286, 286331), (374, 218959), (442, 185273), (2431, 33686), (4862, 16843)]