217562564

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{4721}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 391491576

約数和(自身を除く): 173929012

約数列:

[1, 2, 4, 41, 82, 164, 281, 562, 1124, 4721, 9442, 11521, 18884, 23042, 46084, 193561, 387122, 774244, 1326601, 2653202, 5306404, 54390641, 108781282, 217562564]

約数ペア:

[(1, 217562564), (2, 108781282), (4, 54390641), (41, 5306404), (82, 2653202), (164, 1326601), (281, 774244), (562, 387122), (1124, 193561), (4721, 46084), (9442, 23042), (11521, 18884)]