128025924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{820679}}^1$

素因数の和:820699

約数の個数: 24

約数和(自身を含む): 321706560

約数和(自身を除く): 193680636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 820679, 1641358, 2462037, 3282716, 4924074, 9848148, 10668827, 21337654, 32006481, 42675308, 64012962, 128025924]

約数ペア:

[(1, 128025924), (2, 64012962), (3, 42675308), (4, 32006481), (6, 21337654), (12, 10668827), (13, 9848148), (26, 4924074), (39, 3282716), (52, 2462037), (78, 1641358), (156, 820679)]