1260659457

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 1938867840

約数和(自身を除く): 678208383

約数列:

[1, 3, 9, 27, 71, 81, 89, 213, 243, 267, 639, 801, 821, 1917, 2403, 2463, 5751, 6319, 7209, 7389, 17253, 18957, 21627, 22167, 56871, 58291, 66501, 73069, 170613, 174873, 199503, 219207, 511839, 524619, 657621, 1535517, 1573857, 1972863, 4721571, 5187899, 5918589, 14164713, 15563697, 17755767, 46691091, 140073273, 420219819, 1260659457]

約数ペア:

[(1, 1260659457), (3, 420219819), (9, 140073273), (27, 46691091), (71, 17755767), (81, 15563697), (89, 14164713), (213, 5918589), (243, 5187899), (267, 4721571), (639, 1972863), (801, 1573857), (821, 1535517), (1917, 657621), (2403, 524619), (2463, 511839), (5751, 219207), (6319, 199503), (7209, 174873), (7389, 170613), (17253, 73069), (18957, 66501), (21627, 58291), (22167, 56871)]