1288006915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{250829}}^1$

素因数の和:250926

約数の個数: 16

約数和(自身を含む): 1685577600

約数和(自身を除く): 397570685

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 250829, 1254145, 3260777, 16303885, 19815491, 99077455, 257601383, 1288006915]

約数ペア:

[(1, 1288006915), (5, 257601383), (13, 99077455), (65, 19815491), (79, 16303885), (395, 3260777), (1027, 1254145), (5135, 250829)]