421507503

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{2423}}^1$

素因数の和:2828

約数の個数: 32

約数和(自身を含む): 663206400

約数和(自身を除く): 241698897

約数列:

[1, 3, 9, 17, 27, 51, 153, 379, 459, 1137, 2423, 3411, 6443, 7269, 10233, 19329, 21807, 41191, 57987, 65421, 123573, 173961, 370719, 918317, 1112157, 2754951, 8264853, 15611389, 24794559, 46834167, 140502501, 421507503]

約数ペア:

[(1, 421507503), (3, 140502501), (9, 46834167), (17, 24794559), (27, 15611389), (51, 8264853), (153, 2754951), (379, 1112157), (459, 918317), (1137, 370719), (2423, 173961), (3411, 123573), (6443, 65421), (7269, 57987), (10233, 41191), (19329, 21807)]