28420408

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 54475200

約数和(自身を除く): 26054792

約数列:

[1, 2, 4, 8, 79, 158, 193, 233, 316, 386, 466, 632, 772, 932, 1544, 1864, 15247, 18407, 30494, 36814, 44969, 60988, 73628, 89938, 121976, 147256, 179876, 359752, 3552551, 7105102, 14210204, 28420408]

約数ペア:

[(1, 28420408), (2, 14210204), (4, 7105102), (8, 3552551), (79, 359752), (158, 179876), (193, 147256), (233, 121976), (316, 89938), (386, 73628), (466, 60988), (632, 44969), (772, 36814), (932, 30494), (1544, 18407), (1864, 15247)]