257864496

素因数分解:

$2^4\times 3^1\times {\mathrm{5372177}}^1$

素因数の和:5372188

約数の個数: 20

約数和(自身を含む): 666150072

約数和(自身を除く): 408285576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5372177, 10744354, 16116531, 21488708, 32233062, 42977416, 64466124, 85954832, 128932248, 257864496]

約数ペア:

[(1, 257864496), (2, 128932248), (3, 85954832), (4, 64466124), (6, 42977416), (8, 32233062), (12, 21488708), (16, 16116531), (24, 10744354), (48, 5372177)]