17260789

素因数分解:

$7^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 24

約数和(自身を含む): 21960960

約数和(自身を除く): 4700171

約数列:

[1, 7, 13, 49, 79, 91, 343, 553, 637, 1027, 2401, 3871, 4459, 7189, 16807, 27097, 31213, 50323, 189679, 218491, 352261, 1327753, 2465827, 17260789]

約数ペア:

[(1, 17260789), (7, 2465827), (13, 1327753), (49, 352261), (79, 218491), (91, 189679), (343, 50323), (553, 31213), (637, 27097), (1027, 16807), (2401, 7189), (3871, 4459)]