225325916

素因数分解:

$2^2\times {\mathrm{179}}^1\times {\mathrm{389}}^1\times {\mathrm{809}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 398034000

約数和(自身を除く): 172708084

約数列:

[1, 2, 4, 179, 358, 389, 716, 778, 809, 1556, 1618, 3236, 69631, 139262, 144811, 278524, 289622, 314701, 579244, 629402, 1258804, 56331479, 112662958, 225325916]

約数ペア:

[(1, 225325916), (2, 112662958), (4, 56331479), (179, 1258804), (358, 629402), (389, 579244), (716, 314701), (778, 289622), (809, 278524), (1556, 144811), (1618, 139262), (3236, 69631)]