28013008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 57886920

約数和(自身を除く): 29873912

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 181, 272, 362, 569, 724, 1138, 1448, 2276, 2896, 3077, 4552, 6154, 9104, 9673, 12308, 19346, 24616, 38692, 49232, 77384, 102989, 154768, 205978, 411956, 823912, 1647824, 1750813, 3501626, 7003252, 14006504, 28013008]

約数ペア:

[(1, 28013008), (2, 14006504), (4, 7003252), (8, 3501626), (16, 1750813), (17, 1647824), (34, 823912), (68, 411956), (136, 205978), (181, 154768), (272, 102989), (362, 77384), (569, 49232), (724, 38692), (1138, 24616), (1448, 19346), (2276, 12308), (2896, 9673), (3077, 9104), (4552, 6154)]