4420507

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1618

約数の個数: 16

約数和(自身を含む): 5619712

約数和(自身を除く): 1199205

約数列:

[1, 7, 13, 31, 91, 217, 403, 1567, 2821, 10969, 20371, 48577, 142597, 340039, 631501, 4420507]

約数ペア:

[(1, 4420507), (7, 631501), (13, 340039), (31, 142597), (91, 48577), (217, 20371), (403, 10969), (1567, 2821)]