82971395

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 108702000

約数和(自身を除く): 25730605

約数列:

[1, 5, 13, 65, 149, 169, 659, 745, 845, 1937, 3295, 8567, 9685, 25181, 42835, 98191, 111371, 125905, 490955, 556855, 1276483, 6382415, 16594279, 82971395]

約数ペア:

[(1, 82971395), (5, 16594279), (13, 6382415), (65, 1276483), (149, 556855), (169, 490955), (659, 125905), (745, 111371), (845, 98191), (1937, 42835), (3295, 25181), (8567, 9685)]