81369873

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{231823}}^1$

素因数の和:231845

約数の個数: 16

約数和(自身を含む): 129821440

約数和(自身を除く): 48451567

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 231823, 695469, 2086407, 3013699, 6259221, 9041097, 27123291, 81369873]

約数ペア:

[(1, 81369873), (3, 27123291), (9, 9041097), (13, 6259221), (27, 3013699), (39, 2086407), (117, 695469), (351, 231823)]