260045135

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^2$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 363521376

約数和(自身を除く): 103476241

約数列:

[1, 5, 7, 35, 61, 305, 349, 427, 1745, 2135, 2443, 12215, 21289, 106445, 121801, 149023, 609005, 745115, 852607, 4263035, 7429861, 37149305, 52009027, 260045135]

約数ペア:

[(1, 260045135), (5, 52009027), (7, 37149305), (35, 7429861), (61, 4263035), (305, 852607), (349, 745115), (427, 609005), (1745, 149023), (2135, 121801), (2443, 106445), (12215, 21289)]