217655788

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{268049}}^1$

素因数の和:268089

約数の個数: 24

約数和(自身を含む): 450324000

約数和(自身を除く): 232668212

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 268049, 536098, 1072196, 1876343, 3752686, 7505372, 7773421, 15546842, 31093684, 54413947, 108827894, 217655788]

約数ペア:

[(1, 217655788), (2, 108827894), (4, 54413947), (7, 31093684), (14, 15546842), (28, 7773421), (29, 7505372), (58, 3752686), (116, 1876343), (203, 1072196), (406, 536098), (812, 268049)]