71991153

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{205103}}^1$

素因数の和:205125

約数の個数: 16

約数和(自身を含む): 114858240

約数和(自身を除く): 42867087

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 205103, 615309, 1845927, 2666339, 5537781, 7999017, 23997051, 71991153]

約数ペア:

[(1, 71991153), (3, 23997051), (9, 7999017), (13, 5537781), (27, 2666339), (39, 1845927), (117, 615309), (351, 205103)]