28806648

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 78274560

約数和(自身を除く): 49467912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 127, 156, 254, 312, 381, 508, 727, 762, 1016, 1454, 1524, 1651, 2181, 2908, 3048, 3302, 4362, 4953, 5816, 6604, 8724, 9451, 9906, 13208, 17448, 18902, 19812, 28353, 37804, 39624, 56706, 75608, 92329, 113412, 184658, 226824, 276987, 369316, 553974, 738632, 1107948, 1200277, 2215896, 2400554, 3600831, 4801108, 7201662, 9602216, 14403324, 28806648]

約数ペア:

[(1, 28806648), (2, 14403324), (3, 9602216), (4, 7201662), (6, 4801108), (8, 3600831), (12, 2400554), (13, 2215896), (24, 1200277), (26, 1107948), (39, 738632), (52, 553974), (78, 369316), (104, 276987), (127, 226824), (156, 184658), (254, 113412), (312, 92329), (381, 75608), (508, 56706), (727, 39624), (762, 37804), (1016, 28353), (1454, 19812), (1524, 18902), (1651, 17448), (2181, 13208), (2908, 9906), (3048, 9451), (3302, 8724), (4362, 6604), (4953, 5816)]