129811405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{10987}}^1$

素因数の和:11148

約数の個数: 16

約数和(自身を含む): 166138560

約数和(自身を除く): 36327155

約数列:

[1, 5, 17, 85, 139, 695, 2363, 10987, 11815, 54935, 186779, 933895, 1527193, 7635965, 25962281, 129811405]

約数ペア:

[(1, 129811405), (5, 25962281), (17, 7635965), (85, 1527193), (139, 933895), (695, 186779), (2363, 54935), (10987, 11815)]