28413216

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{7589}}^1$

素因数の和:7618

約数の個数: 72

約数和(自身を含む): 87026940

約数和(自身を除く): 58613724

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 7589, 15178, 22767, 30356, 45534, 60712, 68301, 91068, 98657, 121424, 136602, 182136, 197314, 242848, 273204, 295971, 364272, 394628, 546408, 591942, 728544, 789256, 887913, 1092816, 1183884, 1578512, 1775826, 2185632, 2367768, 3157024, 3551652, 4735536, 7103304, 9471072, 14206608, 28413216]

約数ペア:

[(1, 28413216), (2, 14206608), (3, 9471072), (4, 7103304), (6, 4735536), (8, 3551652), (9, 3157024), (12, 2367768), (13, 2185632), (16, 1775826), (18, 1578512), (24, 1183884), (26, 1092816), (32, 887913), (36, 789256), (39, 728544), (48, 591942), (52, 546408), (72, 394628), (78, 364272), (96, 295971), (104, 273204), (117, 242848), (144, 197314), (156, 182136), (208, 136602), (234, 121424), (288, 98657), (312, 91068), (416, 68301), (468, 60712), (624, 45534), (936, 30356), (1248, 22767), (1872, 15178), (3744, 7589)]