13988115

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7229}}^1$

素因数の和:7283

約数の個数: 24

約数和(自身を含む): 24813360

約数和(自身を除く): 10825245

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 7229, 21687, 36145, 65061, 108435, 310847, 325305, 932541, 1554235, 2797623, 4662705, 13988115]

約数ペア:

[(1, 13988115), (3, 4662705), (5, 2797623), (9, 1554235), (15, 932541), (43, 325305), (45, 310847), (129, 108435), (215, 65061), (387, 36145), (645, 21687), (1935, 7229)]