81491668

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{3529}}^1$

素因数の和:3807

約数の個数: 24

約数和(自身を含む): 149446080

約数和(自身を除く): 67954412

約数列:

[1, 2, 4, 23, 46, 92, 251, 502, 1004, 3529, 5773, 7058, 11546, 14116, 23092, 81167, 162334, 324668, 885779, 1771558, 3543116, 20372917, 40745834, 81491668]

約数ペア:

[(1, 81491668), (2, 40745834), (4, 20372917), (23, 3543116), (46, 1771558), (92, 885779), (251, 324668), (502, 162334), (1004, 81167), (3529, 23092), (5773, 14116), (7058, 11546)]