3905559

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 6589440

約数和(自身を除く): 2683881

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 1319, 2961, 3957, 9233, 11871, 27699, 61993, 83097, 185979, 433951, 557937, 1301853, 3905559]

約数ペア:

[(1, 3905559), (3, 1301853), (7, 557937), (9, 433951), (21, 185979), (47, 83097), (63, 61993), (141, 27699), (329, 11871), (423, 9233), (987, 3957), (1319, 2961)]