391230756

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{517501}}^1$

素因数の和:517521

約数の個数: 48

約数和(自身を含む): 1159204480

約数和(自身を除く): 767973724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 517501, 1035002, 1552503, 2070004, 3105006, 3622507, 4657509, 6210012, 7245014, 9315018, 10867521, 13972527, 14490028, 18630036, 21735042, 27945054, 32602563, 43470084, 55890108, 65205126, 97807689, 130410252, 195615378, 391230756]

約数ペア:

[(1, 391230756), (2, 195615378), (3, 130410252), (4, 97807689), (6, 65205126), (7, 55890108), (9, 43470084), (12, 32602563), (14, 27945054), (18, 21735042), (21, 18630036), (27, 14490028), (28, 13972527), (36, 10867521), (42, 9315018), (54, 7245014), (63, 6210012), (84, 4657509), (108, 3622507), (126, 3105006), (189, 2070004), (252, 1552503), (378, 1035002), (756, 517501)]