4387208

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 9480000

約数和(自身を除く): 5092792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 499, 628, 998, 1099, 1256, 1996, 2198, 3493, 3992, 4396, 6986, 8792, 13972, 27944, 78343, 156686, 313372, 548401, 626744, 1096802, 2193604, 4387208]

約数ペア:

[(1, 4387208), (2, 2193604), (4, 1096802), (7, 626744), (8, 548401), (14, 313372), (28, 156686), (56, 78343), (157, 27944), (314, 13972), (499, 8792), (628, 6986), (998, 4396), (1099, 3992), (1256, 3493), (1996, 2198)]