128908598

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2557}}^1$

素因数の和:2856

約数の個数: 32

約数和(自身を含む): 238937664

約数和(自身を除く): 110029066

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 277, 554, 1939, 2557, 3601, 3878, 5114, 7202, 17899, 25207, 33241, 35798, 50414, 66482, 232687, 465374, 708289, 1416578, 4958023, 9207757, 9916046, 18415514, 64454299, 128908598]

約数ペア:

[(1, 128908598), (2, 64454299), (7, 18415514), (13, 9916046), (14, 9207757), (26, 4958023), (91, 1416578), (182, 708289), (277, 465374), (554, 232687), (1939, 66482), (2557, 50414), (3601, 35798), (3878, 33241), (5114, 25207), (7202, 17899)]