157475781

素因数分解:

$3^2\times {\mathrm{19}}^3\times {\mathrm{2551}}^1$

素因数の和:2614

約数の個数: 24

約数和(自身を含む): 240194240

約数和(自身を除く): 82718459

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 2551, 3249, 6859, 7653, 20577, 22959, 48469, 61731, 145407, 436221, 920911, 2762733, 8288199, 17497309, 52491927, 157475781]

約数ペア:

[(1, 157475781), (3, 52491927), (9, 17497309), (19, 8288199), (57, 2762733), (171, 920911), (361, 436221), (1083, 145407), (2551, 61731), (3249, 48469), (6859, 22959), (7653, 20577)]