12743885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 19353600

約数和(自身を除く): 6609715

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 385, 395, 419, 553, 869, 2095, 2765, 2933, 4345, 4609, 6083, 14665, 23045, 30415, 32263, 33101, 161315, 165505, 231707, 364111, 1158535, 1820555, 2548777, 12743885]

約数ペア:

[(1, 12743885), (5, 2548777), (7, 1820555), (11, 1158535), (35, 364111), (55, 231707), (77, 165505), (79, 161315), (385, 33101), (395, 32263), (419, 30415), (553, 23045), (869, 14665), (2095, 6083), (2765, 4609), (2933, 4345)]