11927745

素因数分解:

$3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 20757672

約数和(自身を除く): 8829927

約数列:

[1, 3, 5, 9, 15, 45, 401, 661, 1203, 1983, 2005, 3305, 3609, 5949, 6015, 9915, 18045, 29745, 265061, 795183, 1325305, 2385549, 3975915, 11927745]

約数ペア:

[(1, 11927745), (3, 3975915), (5, 2385549), (9, 1325305), (15, 795183), (45, 265061), (401, 29745), (661, 18045), (1203, 9915), (1983, 6015), (2005, 5949), (3305, 3609)]