81956654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{39901}}^1$

素因数の和:39995

約数の個数: 16

約数和(自身を含む): 134070720

約数和(自身を除く): 52114066

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 39901, 79802, 518713, 1037426, 3152179, 6304358, 40978327, 81956654]

約数ペア:

[(1, 81956654), (2, 40978327), (13, 6304358), (26, 3152179), (79, 1037426), (158, 518713), (1027, 79802), (2054, 39901)]