28667856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2140

約数の個数: 80

約数和(自身を含む): 86744448

約数和(自身を除く): 58076592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1722, 1968, 2081, 2296, 3444, 4162, 4592, 6243, 6888, 8324, 12486, 13776, 14567, 16648, 24972, 29134, 33296, 43701, 49944, 58268, 85321, 87402, 99888, 116536, 170642, 174804, 233072, 255963, 341284, 349608, 511926, 597247, 682568, 699216, 1023852, 1194494, 1365136, 1791741, 2047704, 2388988, 3583482, 4095408, 4777976, 7166964, 9555952, 14333928, 28667856]

約数ペア:

[(1, 28667856), (2, 14333928), (3, 9555952), (4, 7166964), (6, 4777976), (7, 4095408), (8, 3583482), (12, 2388988), (14, 2047704), (16, 1791741), (21, 1365136), (24, 1194494), (28, 1023852), (41, 699216), (42, 682568), (48, 597247), (56, 511926), (82, 349608), (84, 341284), (112, 255963), (123, 233072), (164, 174804), (168, 170642), (246, 116536), (287, 99888), (328, 87402), (336, 85321), (492, 58268), (574, 49944), (656, 43701), (861, 33296), (984, 29134), (1148, 24972), (1722, 16648), (1968, 14567), (2081, 13776), (2296, 12486), (3444, 8324), (4162, 6888), (4592, 6243)]