78809367

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{288679}}^1$

素因数の和:288702

約数の個数: 16

約数和(自身を含む): 129328640

約数和(自身を除く): 50519273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 288679, 866037, 2020753, 3752827, 6062259, 11258481, 26269789, 78809367]

約数ペア:

[(1, 78809367), (3, 26269789), (7, 11258481), (13, 6062259), (21, 3752827), (39, 2020753), (91, 866037), (273, 288679)]