218638666

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{28081}}^1$

素因数の和:28329

約数の個数: 16

約数和(自身を含む): 348778440

約数和(自身を除く): 130139774

約数列:

[1, 2, 17, 34, 229, 458, 3893, 7786, 28081, 56162, 477377, 954754, 6430549, 12861098, 109319333, 218638666]

約数ペア:

[(1, 218638666), (2, 109319333), (17, 12861098), (34, 6430549), (229, 954754), (458, 477377), (3893, 56162), (7786, 28081)]