1389336956

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{841003}}^1$

素因数の和:841073

約数の個数: 24

約数和(自身を含む): 2825773440

約数和(自身を除く): 1436436484

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 841003, 1682006, 3364012, 5887021, 11774042, 23548084, 49619177, 99238354, 198476708, 347334239, 694668478, 1389336956]

約数ペア:

[(1, 1389336956), (2, 694668478), (4, 347334239), (7, 198476708), (14, 99238354), (28, 49619177), (59, 23548084), (118, 11774042), (236, 5887021), (413, 3364012), (826, 1682006), (1652, 841003)]