642785688

素因数分解:

$2^3\times 3^2\times {\mathrm{8927579}}^1$

素因数の和:8927591

約数の個数: 24

約数和(自身を含む): 1740878100

約数和(自身を除く): 1098092412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8927579, 17855158, 26782737, 35710316, 53565474, 71420632, 80348211, 107130948, 160696422, 214261896, 321392844, 642785688]

約数ペア:

[(1, 642785688), (2, 321392844), (3, 214261896), (4, 160696422), (6, 107130948), (8, 80348211), (9, 71420632), (12, 53565474), (18, 35710316), (24, 26782737), (36, 17855158), (72, 8927579)]