68128263

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5077}}^1$

素因数の和:5164

約数の個数: 32

約数和(自身を含む): 116997120

約数和(自身を除く): 48868857

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 5077, 13419, 15231, 35539, 45693, 106617, 137079, 319851, 360467, 959553, 1081401, 2523269, 3244203, 7569807, 9732609, 22709421, 68128263]

約数ペア:

[(1, 68128263), (3, 22709421), (7, 9732609), (9, 7569807), (21, 3244203), (27, 2523269), (63, 1081401), (71, 959553), (189, 360467), (213, 319851), (497, 137079), (639, 106617), (1491, 45693), (1917, 35539), (4473, 15231), (5077, 13419)]