217432894

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{76507}}^1$

素因数の和:76552

約数の個数: 24

約数和(自身を含む): 392486040

約数和(自身を除く): 175053146

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 76507, 153014, 535549, 1071098, 2218703, 3748843, 4437406, 7497686, 15530921, 31061842, 108716447, 217432894]

約数ペア:

[(1, 217432894), (2, 108716447), (7, 31061842), (14, 15530921), (29, 7497686), (49, 4437406), (58, 3748843), (98, 2218703), (203, 1071098), (406, 535549), (1421, 153014), (2842, 76507)]