2890573465

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1\times {\mathrm{6967}}^1$

素因数の和:7489

約数の個数: 24

約数和(自身を含む): 3764225088

約数和(自身を除く): 873651623

約数列:

[1, 5, 13, 65, 169, 491, 845, 2455, 6383, 6967, 31915, 34835, 82979, 90571, 414895, 452855, 1177423, 3420797, 5887115, 17103985, 44470361, 222351805, 578114693, 2890573465]

約数ペア:

[(1, 2890573465), (5, 578114693), (13, 222351805), (65, 44470361), (169, 17103985), (491, 5887115), (845, 3420797), (2455, 1177423), (6383, 452855), (6967, 414895), (31915, 90571), (34835, 82979)]