68317844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 144654720

約数和(自身を除く): 76336876

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 281, 457, 532, 562, 914, 1124, 1828, 1967, 3199, 3934, 5339, 6398, 7868, 8683, 10678, 12796, 17366, 21356, 34732, 37373, 60781, 74746, 121562, 128417, 149492, 243124, 256834, 513668, 898919, 1797838, 2439923, 3595676, 4879846, 9759692, 17079461, 34158922, 68317844]

約数ペア:

[(1, 68317844), (2, 34158922), (4, 17079461), (7, 9759692), (14, 4879846), (19, 3595676), (28, 2439923), (38, 1797838), (76, 898919), (133, 513668), (266, 256834), (281, 243124), (457, 149492), (532, 128417), (562, 121562), (914, 74746), (1124, 60781), (1828, 37373), (1967, 34732), (3199, 21356), (3934, 17366), (5339, 12796), (6398, 10678), (7868, 8683)]