42389215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4909}}^1$

素因数の和:5082

約数の個数: 16

約数和(自身を含む): 55856160

約数和(自身を除く): 13466945

約数列:

[1, 5, 11, 55, 157, 785, 1727, 4909, 8635, 24545, 53999, 269995, 770713, 3853565, 8477843, 42389215]

約数ペア:

[(1, 42389215), (5, 8477843), (11, 3853565), (55, 770713), (157, 269995), (785, 53999), (1727, 24545), (4909, 8635)]