491318785

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{8293}}^1$

素因数の和:8373

約数の個数: 24

約数和(自身を含む): 641657016

約数和(自身を除く): 150338231

約数列:

[1, 5, 17, 41, 85, 205, 289, 697, 1445, 3485, 8293, 11849, 41465, 59245, 140981, 340013, 704905, 1700065, 2396677, 5780221, 11983385, 28901105, 98263757, 491318785]

約数ペア:

[(1, 491318785), (5, 98263757), (17, 28901105), (41, 11983385), (85, 5780221), (205, 2396677), (289, 1700065), (697, 704905), (1445, 340013), (3485, 140981), (8293, 59245), (11849, 41465)]