28278612

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{13781}}^1$

素因数の和:13813

約数の個数: 48

約数和(自身を含む): 77179200

約数和(自身を除く): 48900588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 13781, 27562, 41343, 55124, 82686, 124029, 165372, 248058, 261839, 372087, 496116, 523678, 744174, 785517, 1047356, 1488348, 1571034, 2356551, 3142068, 4713102, 7069653, 9426204, 14139306, 28278612]

約数ペア:

[(1, 28278612), (2, 14139306), (3, 9426204), (4, 7069653), (6, 4713102), (9, 3142068), (12, 2356551), (18, 1571034), (19, 1488348), (27, 1047356), (36, 785517), (38, 744174), (54, 523678), (57, 496116), (76, 372087), (108, 261839), (114, 248058), (171, 165372), (228, 124029), (342, 82686), (513, 55124), (684, 41343), (1026, 27562), (2052, 13781)]