139486585

素因数分解:

$5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{6397}}^1$

素因数の和:6505

約数の個数: 24

約数和(自身を含む): 196930440

約数和(自身を除く): 57443855

約数列:

[1, 5, 7, 35, 49, 89, 245, 445, 623, 3115, 4361, 6397, 21805, 31985, 44779, 223895, 313453, 569333, 1567265, 2846665, 3985331, 19926655, 27897317, 139486585]

約数ペア:

[(1, 139486585), (5, 27897317), (7, 19926655), (35, 3985331), (49, 2846665), (89, 1567265), (245, 569333), (445, 313453), (623, 223895), (3115, 44779), (4361, 31985), (6397, 21805)]