1388571002287

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{228281}}^1\times {\mathrm{28031}}^1$

素因数の和:256350

約数の個数: 16

約数和(自身を含む): 1638195462144

約数和(自身を除く): 249624459857

約数列:

[1, 7, 31, 217, 28031, 196217, 228281, 868961, 1597967, 6082727, 7076711, 49536977, 6398944711, 44792612977, 198367286041, 1388571002287]

約数ペア:

[(1, 1388571002287), (7, 198367286041), (31, 44792612977), (217, 6398944711), (28031, 49536977), (196217, 7076711), (228281, 6082727), (868961, 1597967)]