489463870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{13421}}^1$

素因数の和:13956

約数の個数: 32

約数和(自身を含む): 1008904896

約数和(自身を除く): 519441026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 521, 1042, 2605, 3647, 5210, 7294, 13421, 18235, 26842, 36470, 67105, 93947, 134210, 187894, 469735, 939470, 6992341, 13984682, 34961705, 48946387, 69923410, 97892774, 244731935, 489463870]

約数ペア:

[(1, 489463870), (2, 244731935), (5, 97892774), (7, 69923410), (10, 48946387), (14, 34961705), (35, 13984682), (70, 6992341), (521, 939470), (1042, 469735), (2605, 187894), (3647, 134210), (5210, 93947), (7294, 67105), (13421, 36470), (18235, 26842)]