289809849

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1\times {\mathrm{613}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 452689920

約数和(自身を除く): 162880071

約数列:

[1, 3, 7, 21, 47, 141, 329, 479, 613, 987, 1437, 1839, 3353, 4291, 10059, 12873, 22513, 28811, 67539, 86433, 157591, 201677, 293627, 472773, 605031, 880881, 2055389, 6166167, 13800469, 41401407, 96603283, 289809849]

約数ペア:

[(1, 289809849), (3, 96603283), (7, 41401407), (21, 13800469), (47, 6166167), (141, 2055389), (329, 880881), (479, 605031), (613, 472773), (987, 293627), (1437, 201677), (1839, 157591), (3353, 86433), (4291, 67539), (10059, 28811), (12873, 22513)]