397993345

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1\times {\mathrm{733}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 498541608

約数和(自身を除く): 100548263

約数列:

[1, 5, 31, 113, 155, 565, 733, 961, 3503, 3665, 4805, 17515, 22723, 82829, 108593, 113615, 414145, 542965, 704413, 2567699, 3522065, 12838495, 79598669, 397993345]

約数ペア:

[(1, 397993345), (5, 79598669), (31, 12838495), (113, 3522065), (155, 2567699), (565, 704413), (733, 542965), (961, 414145), (3503, 113615), (3665, 108593), (4805, 82829), (17515, 22723)]