331468295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3943}}^1$

素因数の和:4031

約数の個数: 32

約数和(自身を含む): 449805312

約数和(自身を除く): 118337017

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 391, 731, 989, 1955, 3655, 3943, 4945, 16813, 19715, 67031, 84065, 90689, 169549, 335155, 453445, 847745, 1541713, 2882333, 3899627, 7708565, 14411665, 19498135, 66293659, 331468295]

約数ペア:

[(1, 331468295), (5, 66293659), (17, 19498135), (23, 14411665), (43, 7708565), (85, 3899627), (115, 2882333), (215, 1541713), (391, 847745), (731, 453445), (989, 335155), (1955, 169549), (3655, 90689), (3943, 84065), (4945, 67031), (16813, 19715)]