13131305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{881}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 17273088

約数和(自身を除く): 4141783

約数列:

[1, 5, 11, 55, 271, 881, 1355, 2981, 4405, 9691, 14905, 48455, 238751, 1193755, 2626261, 13131305]

約数ペア:

[(1, 13131305), (5, 2626261), (11, 1193755), (55, 238751), (271, 48455), (881, 14905), (1355, 9691), (2981, 4405)]