139968668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{857}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 295975680

約数和(自身を除く): 156007012

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 307, 532, 614, 857, 1228, 1714, 2149, 3428, 4298, 5833, 5999, 8596, 11666, 11998, 16283, 23332, 23996, 32566, 40831, 65132, 81662, 113981, 163324, 227962, 263099, 455924, 526198, 1052396, 1841693, 3683386, 4998881, 7366772, 9997762, 19995524, 34992167, 69984334, 139968668]

約数ペア:

[(1, 139968668), (2, 69984334), (4, 34992167), (7, 19995524), (14, 9997762), (19, 7366772), (28, 4998881), (38, 3683386), (76, 1841693), (133, 1052396), (266, 526198), (307, 455924), (532, 263099), (614, 227962), (857, 163324), (1228, 113981), (1714, 81662), (2149, 65132), (3428, 40831), (4298, 32566), (5833, 23996), (5999, 23332), (8596, 16283), (11666, 11998)]