1283895

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 2255136

約数和(自身を除く): 971241

約数列:

[1, 3, 5, 9, 15, 45, 103, 277, 309, 515, 831, 927, 1385, 1545, 2493, 4155, 4635, 12465, 28531, 85593, 142655, 256779, 427965, 1283895]

約数ペア:

[(1, 1283895), (3, 427965), (5, 256779), (9, 142655), (15, 85593), (45, 28531), (103, 12465), (277, 4635), (309, 4155), (515, 2493), (831, 1545), (927, 1385)]