128217843

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{365293}}^1$

素因数の和:365315

約数の個数: 16

約数和(自身を含む): 204564640

約数和(自身を除く): 76346797

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 365293, 1095879, 3287637, 4748809, 9862911, 14246427, 42739281, 128217843]

約数ペア:

[(1, 128217843), (3, 42739281), (9, 14246427), (13, 9862911), (27, 4748809), (39, 3287637), (117, 1095879), (351, 365293)]