1266800015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1025749}}^1$

素因数の和:1025786

約数の個数: 16

約数和(自身を含む): 1723260000

約数和(自身を除く): 456459985

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 1025749, 5128745, 13334737, 19489231, 66673685, 97446155, 253360003, 1266800015]

約数ペア:

[(1, 1266800015), (5, 253360003), (13, 97446155), (19, 66673685), (65, 19489231), (95, 13334737), (247, 5128745), (1235, 1025749)]