12986551275

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2191823}}^1$

素因数の和:2191915

約数の個数: 24

約数和(自身を含む): 21742894080

約数和(自身を除く): 8756342805

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1975, 5925, 2191823, 6575469, 10959115, 32877345, 54795575, 164386725, 173154017, 519462051, 865770085, 2597310255, 4328850425, 12986551275]

約数ペア:

[(1, 12986551275), (3, 4328850425), (5, 2597310255), (15, 865770085), (25, 519462051), (75, 173154017), (79, 164386725), (237, 54795575), (395, 32877345), (1185, 10959115), (1975, 6575469), (5925, 2191823)]