13214156985

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1870369}}^1$

素因数の和:1870537

約数の個数: 24

約数和(自身を含む): 23050439880

約数和(自身を除く): 9836282895

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 1870369, 5611107, 9351845, 16833321, 28055535, 84166605, 293647933, 880943799, 1468239665, 2642831397, 4404718995, 13214156985]

約数ペア:

[(1, 13214156985), (3, 4404718995), (5, 2642831397), (9, 1468239665), (15, 880943799), (45, 293647933), (157, 84166605), (471, 28055535), (785, 16833321), (1413, 9351845), (2355, 5611107), (7065, 1870369)]