13020755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3881}}^1$

素因数の和:3958

約数の個数: 16

約数和(自身を含む): 17329248

約数和(自身を除く): 4308493

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 3881, 19405, 42691, 213455, 236741, 1183705, 2604151, 13020755]

約数ペア:

[(1, 13020755), (5, 2604151), (11, 1183705), (55, 236741), (61, 213455), (305, 42691), (671, 19405), (3355, 3881)]