51521541

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{15887}}^1$

素因数の和:15960

約数の個数: 16

約数和(自身を含む): 73211904

約数和(自身を除く): 21690363

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 15887, 47661, 365401, 746689, 1096203, 2240067, 17173847, 51521541]

約数ペア:

[(1, 51521541), (3, 17173847), (23, 2240067), (47, 1096203), (69, 746689), (141, 365401), (1081, 47661), (3243, 15887)]