7256015

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 9767808

約数和(自身を除く): 2511793

約数列:

[1, 5, 13, 31, 65, 155, 169, 277, 403, 845, 1385, 2015, 3601, 5239, 8587, 18005, 26195, 42935, 46813, 111631, 234065, 558155, 1451203, 7256015]

約数ペア:

[(1, 7256015), (5, 1451203), (13, 558155), (31, 234065), (65, 111631), (155, 46813), (169, 42935), (277, 26195), (403, 18005), (845, 8587), (1385, 5239), (2015, 3601)]