31487427

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61379}}^1$

素因数の和:61407

約数の個数: 16

約数和(自身を含む): 49104000

約数和(自身を除く): 17616573

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 61379, 184137, 552411, 1166201, 1657233, 3498603, 10495809, 31487427]

約数ペア:

[(1, 31487427), (3, 10495809), (9, 3498603), (19, 1657233), (27, 1166201), (57, 552411), (171, 184137), (513, 61379)]