28221552

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{8521}}^1$

素因数の和:8558

約数の個数: 60

約数和(自身を含む): 82424784

約数和(自身を除く): 54203232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 8521, 17042, 25563, 34084, 51126, 68168, 76689, 102252, 136336, 153378, 195983, 204504, 306756, 391966, 409008, 587949, 613512, 783932, 1175898, 1227024, 1567864, 1763847, 2351796, 3135728, 3527694, 4703592, 7055388, 9407184, 14110776, 28221552]

約数ペア:

[(1, 28221552), (2, 14110776), (3, 9407184), (4, 7055388), (6, 4703592), (8, 3527694), (9, 3135728), (12, 2351796), (16, 1763847), (18, 1567864), (23, 1227024), (24, 1175898), (36, 783932), (46, 613512), (48, 587949), (69, 409008), (72, 391966), (92, 306756), (138, 204504), (144, 195983), (184, 153378), (207, 136336), (276, 102252), (368, 76689), (414, 68168), (552, 51126), (828, 34084), (1104, 25563), (1656, 17042), (3312, 8521)]