28345239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14251}}^1$

素因数の和:14287

約数の個数: 24

約数和(自身を含む): 46689552

約数和(自身を除く): 18344313

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 14251, 42753, 128259, 185263, 242267, 555789, 726801, 1667367, 2180403, 3149471, 9448413, 28345239]

約数ペア:

[(1, 28345239), (3, 9448413), (9, 3149471), (13, 2180403), (17, 1667367), (39, 726801), (51, 555789), (117, 242267), (153, 185263), (221, 128259), (663, 42753), (1989, 14251)]