81558554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31153}}^1$

素因数の和:31190

約数の個数: 32

約数和(自身を含む): 161502336

約数和(自身を除く): 79943782

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 31153, 62306, 218071, 342683, 436142, 529601, 685366, 1059202, 2398781, 3707207, 4797562, 5825611, 7414414, 11651222, 40779277, 81558554]

約数ペア:

[(1, 81558554), (2, 40779277), (7, 11651222), (11, 7414414), (14, 5825611), (17, 4797562), (22, 3707207), (34, 2398781), (77, 1059202), (119, 685366), (154, 529601), (187, 436142), (238, 342683), (374, 218071), (1309, 62306), (2618, 31153)]