28255716

素因数分解:

$2^2\times 3^4\times {\mathrm{37}}^1\times {\mathrm{2357}}^1$

素因数の和:2410

約数の個数: 60

約数和(自身を含む): 75894588

約数和(自身を除く): 47638872

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 324, 333, 444, 666, 999, 1332, 1998, 2357, 2997, 3996, 4714, 5994, 7071, 9428, 11988, 14142, 21213, 28284, 42426, 63639, 84852, 87209, 127278, 174418, 190917, 254556, 261627, 348836, 381834, 523254, 763668, 784881, 1046508, 1569762, 2354643, 3139524, 4709286, 7063929, 9418572, 14127858, 28255716]

約数ペア:

[(1, 28255716), (2, 14127858), (3, 9418572), (4, 7063929), (6, 4709286), (9, 3139524), (12, 2354643), (18, 1569762), (27, 1046508), (36, 784881), (37, 763668), (54, 523254), (74, 381834), (81, 348836), (108, 261627), (111, 254556), (148, 190917), (162, 174418), (222, 127278), (324, 87209), (333, 84852), (444, 63639), (666, 42426), (999, 28284), (1332, 21213), (1998, 14142), (2357, 11988), (2997, 9428), (3996, 7071), (4714, 5994)]