28404792

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{30347}}^1$

素因数の和:30372

約数の個数: 48

約数和(自身を含む): 82850040

約数和(自身を除く): 54445248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 30347, 60694, 91041, 121388, 182082, 242776, 273123, 364164, 394511, 546246, 728328, 789022, 1092492, 1183533, 1578044, 2184984, 2367066, 3156088, 3550599, 4734132, 7101198, 9468264, 14202396, 28404792]

約数ペア:

[(1, 28404792), (2, 14202396), (3, 9468264), (4, 7101198), (6, 4734132), (8, 3550599), (9, 3156088), (12, 2367066), (13, 2184984), (18, 1578044), (24, 1183533), (26, 1092492), (36, 789022), (39, 728328), (52, 546246), (72, 394511), (78, 364164), (104, 273123), (117, 242776), (156, 182082), (234, 121388), (312, 91041), (468, 60694), (936, 30347)]