397306864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1460687}}^1$

素因数の和:1460712

約数の個数: 20

約数和(自身を含む): 815063904

約数和(自身を除く): 417757040

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1460687, 2921374, 5842748, 11685496, 23370992, 24831679, 49663358, 99326716, 198653432, 397306864]

約数ペア:

[(1, 397306864), (2, 198653432), (4, 99326716), (8, 49663358), (16, 24831679), (17, 23370992), (34, 11685496), (68, 5842748), (136, 2921374), (272, 1460687)]