3991090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1381}}^1$

素因数の和:1422

約数の個数: 24

約数和(自身を含む): 7636932

約数和(自身を除く): 3645842

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1381, 1445, 2762, 2890, 6905, 13810, 23477, 46954, 117385, 234770, 399109, 798218, 1995545, 3991090]

約数ペア:

[(1, 3991090), (2, 1995545), (5, 798218), (10, 399109), (17, 234770), (34, 117385), (85, 46954), (170, 23477), (289, 13810), (578, 6905), (1381, 2890), (1445, 2762)]