81618706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{31081}}^1$

素因数の和:31197

約数の個数: 16

約数和(自身を含む): 133155288

約数和(自身を除く): 51536582

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 31081, 62162, 404053, 808106, 3139181, 6278362, 40809353, 81618706]

約数ペア:

[(1, 81618706), (2, 40809353), (13, 6278362), (26, 3139181), (101, 808106), (202, 404053), (1313, 62162), (2626, 31081)]