644883759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{190063}}^1$

素因数の和:190111

約数の個数: 24

約数和(自身を含む): 1037749440

約数和(自身を除く): 392865681

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 190063, 570189, 1710567, 2470819, 5511827, 7412457, 16535481, 22237371, 49606443, 71653751, 214961253, 644883759]

約数ペア:

[(1, 644883759), (3, 214961253), (9, 71653751), (13, 49606443), (29, 22237371), (39, 16535481), (87, 7412457), (117, 5511827), (261, 2470819), (377, 1710567), (1131, 570189), (3393, 190063)]