42390015

素因数分解:

$3^1\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{2213}}^1$

素因数の和:3498

約数の個数: 16

約数和(自身を含む): 67907808

約数和(自身を除く): 25517793

約数列:

[1, 3, 5, 15, 1277, 2213, 3831, 6385, 6639, 11065, 19155, 33195, 2826001, 8478003, 14130005, 42390015]

約数ペア:

[(1, 42390015), (3, 14130005), (5, 8478003), (15, 2826001), (1277, 33195), (2213, 19155), (3831, 11065), (6385, 6639)]