81605495

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{11633}}^1$

素因数の和:11722

約数の個数: 16

約数和(自身を含む): 103868352

約数和(自身を除く): 22262857

約数列:

[1, 5, 23, 61, 115, 305, 1403, 7015, 11633, 58165, 267559, 709613, 1337795, 3548065, 16321099, 81605495]

約数ペア:

[(1, 81605495), (5, 16321099), (23, 3548065), (61, 1337795), (115, 709613), (305, 267559), (1403, 58165), (7015, 11633)]