28540116

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{743}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 79619904

約数和(自身を除く): 51079788

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 97, 99, 132, 194, 198, 291, 388, 396, 582, 743, 873, 1067, 1164, 1486, 1746, 2134, 2229, 2972, 3201, 3492, 4268, 4458, 6402, 6687, 8173, 8916, 9603, 12804, 13374, 16346, 19206, 24519, 26748, 32692, 38412, 49038, 72071, 73557, 98076, 144142, 147114, 216213, 288284, 294228, 432426, 648639, 792781, 864852, 1297278, 1585562, 2378343, 2594556, 3171124, 4756686, 7135029, 9513372, 14270058, 28540116]

約数ペア:

[(1, 28540116), (2, 14270058), (3, 9513372), (4, 7135029), (6, 4756686), (9, 3171124), (11, 2594556), (12, 2378343), (18, 1585562), (22, 1297278), (33, 864852), (36, 792781), (44, 648639), (66, 432426), (97, 294228), (99, 288284), (132, 216213), (194, 147114), (198, 144142), (291, 98076), (388, 73557), (396, 72071), (582, 49038), (743, 38412), (873, 32692), (1067, 26748), (1164, 24519), (1486, 19206), (1746, 16346), (2134, 13374), (2229, 12804), (2972, 9603), (3201, 8916), (3492, 8173), (4268, 6687), (4458, 6402)]