221346256

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{47869}}^1$

素因数の和:47911

約数の個数: 30

約数和(自身を含む): 455578790

約数和(自身を除く): 234232534

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 47869, 95738, 191476, 382952, 765904, 813773, 1627546, 3255092, 6510184, 13020368, 13834141, 27668282, 55336564, 110673128, 221346256]

約数ペア:

[(1, 221346256), (2, 110673128), (4, 55336564), (8, 27668282), (16, 13834141), (17, 13020368), (34, 6510184), (68, 3255092), (136, 1627546), (272, 813773), (289, 765904), (578, 382952), (1156, 191476), (2312, 95738), (4624, 47869)]