1331757505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{42071}}^1$

素因数の和:42576

約数の個数: 16

約数和(自身を含む): 1724615424

約数和(自身を除く): 392857919

約数列:

[1, 5, 13, 65, 487, 2435, 6331, 31655, 42071, 210355, 546923, 2734615, 20488577, 102442885, 266351501, 1331757505]

約数ペア:

[(1, 1331757505), (5, 266351501), (13, 102442885), (65, 20488577), (487, 2734615), (2435, 546923), (6331, 210355), (31655, 42071)]