223345948

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257311}}^1$

素因数の和:257353

約数の個数: 24

約数和(自身を含む): 461103104

約数和(自身を除く): 237757156

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 257311, 514622, 1029244, 1801177, 3602354, 7204708, 7976641, 15953282, 31906564, 55836487, 111672974, 223345948]

約数ペア:

[(1, 223345948), (2, 111672974), (4, 55836487), (7, 31906564), (14, 15953282), (28, 7976641), (31, 7204708), (62, 3602354), (124, 1801177), (217, 1029244), (434, 514622), (868, 257311)]