1379895985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{449}}^1\times {\mathrm{3637}}^1$

素因数の和:4117

約数の個数: 24

約数和(自身を含む): 1797535800

約数和(自身を除く): 417639815

約数列:

[1, 5, 13, 65, 169, 449, 845, 2245, 3637, 5837, 18185, 29185, 47281, 75881, 236405, 379405, 614653, 1633013, 3073265, 8165065, 21229169, 106145845, 275979197, 1379895985]

約数ペア:

[(1, 1379895985), (5, 275979197), (13, 106145845), (65, 21229169), (169, 8165065), (449, 3073265), (845, 1633013), (2245, 614653), (3637, 379405), (5837, 236405), (18185, 75881), (29185, 47281)]