81851668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{3449}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 152145000

約数和(自身を除く): 70293332

約数列:

[1, 2, 4, 17, 34, 68, 349, 698, 1396, 3449, 5933, 6898, 11866, 13796, 23732, 58633, 117266, 234532, 1203701, 2407402, 4814804, 20462917, 40925834, 81851668]

約数ペア:

[(1, 81851668), (2, 40925834), (4, 20462917), (17, 4814804), (34, 2407402), (68, 1203701), (349, 234532), (698, 117266), (1396, 58633), (3449, 23732), (5933, 13796), (6898, 11866)]