1231888

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 2892672

約数和(自身を除く): 1660784

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 647, 952, 1294, 1904, 2588, 4529, 5176, 9058, 10352, 10999, 18116, 21998, 36232, 43996, 72464, 76993, 87992, 153986, 175984, 307972, 615944, 1231888]

約数ペア:

[(1, 1231888), (2, 615944), (4, 307972), (7, 175984), (8, 153986), (14, 87992), (16, 76993), (17, 72464), (28, 43996), (34, 36232), (56, 21998), (68, 18116), (112, 10999), (119, 10352), (136, 9058), (238, 5176), (272, 4529), (476, 2588), (647, 1904), (952, 1294)]