643670109

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{40429}}^1$

素因数の和:40525

約数の個数: 24

約数和(自身を含む): 977597400

約数和(自身を除く): 333927291

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 5307, 15921, 40429, 121287, 363861, 1172441, 2466169, 3517323, 7398507, 10551969, 22195521, 71518901, 214556703, 643670109]

約数ペア:

[(1, 643670109), (3, 214556703), (9, 71518901), (29, 22195521), (61, 10551969), (87, 7398507), (183, 3517323), (261, 2466169), (549, 1172441), (1769, 363861), (5307, 121287), (15921, 40429)]