7215790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 13711680

約数和(自身を除く): 6495890

約数列:

[1, 2, 5, 10, 23, 46, 115, 137, 229, 230, 274, 458, 685, 1145, 1370, 2290, 3151, 5267, 6302, 10534, 15755, 26335, 31373, 31510, 52670, 62746, 156865, 313730, 721579, 1443158, 3607895, 7215790]

約数ペア:

[(1, 7215790), (2, 3607895), (5, 1443158), (10, 721579), (23, 313730), (46, 156865), (115, 62746), (137, 52670), (229, 31510), (230, 31373), (274, 26335), (458, 15755), (685, 10534), (1145, 6302), (1370, 5267), (2290, 3151)]