1291367516

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{359}}^1\times {\mathrm{4519}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 2278080000

約数和(自身を除く): 986712484

約数列:

[1, 2, 4, 199, 359, 398, 718, 796, 1436, 4519, 9038, 18076, 71441, 142882, 285764, 899281, 1622321, 1798562, 3244642, 3597124, 6489284, 322841879, 645683758, 1291367516]

約数ペア:

[(1, 1291367516), (2, 645683758), (4, 322841879), (199, 6489284), (359, 3597124), (398, 3244642), (718, 1798562), (796, 1622321), (1436, 899281), (4519, 285764), (9038, 142882), (18076, 71441)]