12515015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 15974400

約数和(自身を除く): 3459385

約数列:

[1, 5, 19, 95, 103, 515, 1279, 1957, 6395, 9785, 24301, 121505, 131737, 658685, 2503003, 12515015]

約数ペア:

[(1, 12515015), (5, 2503003), (19, 658685), (95, 131737), (103, 121505), (515, 24301), (1279, 9785), (1957, 6395)]