389631546

素因数分解:

$2^1\times 3^8\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1340

約数の個数: 72

約数和(自身を含む): 915449184

約数和(自身を除く): 525817638

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 414, 486, 621, 729, 1242, 1291, 1458, 1863, 2187, 2582, 3726, 3873, 4374, 5589, 6561, 7746, 11178, 11619, 13122, 16767, 23238, 29693, 33534, 34857, 50301, 59386, 69714, 89079, 100602, 104571, 150903, 178158, 209142, 267237, 301806, 313713, 534474, 627426, 801711, 941139, 1603422, 1882278, 2405133, 2823417, 4810266, 5646834, 7215399, 8470251, 14430798, 16940502, 21646197, 43292394, 64938591, 129877182, 194815773, 389631546]

約数ペア:

[(1, 389631546), (2, 194815773), (3, 129877182), (6, 64938591), (9, 43292394), (18, 21646197), (23, 16940502), (27, 14430798), (46, 8470251), (54, 7215399), (69, 5646834), (81, 4810266), (138, 2823417), (162, 2405133), (207, 1882278), (243, 1603422), (414, 941139), (486, 801711), (621, 627426), (729, 534474), (1242, 313713), (1291, 301806), (1458, 267237), (1863, 209142), (2187, 178158), (2582, 150903), (3726, 104571), (3873, 100602), (4374, 89079), (5589, 69714), (6561, 59386), (7746, 50301), (11178, 34857), (11619, 33534), (13122, 29693), (16767, 23238)]