12180415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 17006976

約数和(自身を除く): 4826561

約数列:

[1, 5, 13, 17, 65, 73, 85, 151, 221, 365, 755, 949, 1105, 1241, 1963, 2567, 4745, 6205, 9815, 11023, 12835, 16133, 33371, 55115, 80665, 143299, 166855, 187391, 716495, 936955, 2436083, 12180415]

約数ペア:

[(1, 12180415), (5, 2436083), (13, 936955), (17, 716495), (65, 187391), (73, 166855), (85, 143299), (151, 80665), (221, 55115), (365, 33371), (755, 16133), (949, 12835), (1105, 11023), (1241, 9815), (1963, 6205), (2567, 4745)]