1020008787

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1049}}^1\times {\mathrm{2437}}^1$

素因数の和:3515

約数の個数: 32

約数和(自身を含む): 1638336000

約数和(自身を除く): 618327213

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1049, 2437, 3147, 7311, 7343, 17059, 19931, 22029, 46303, 51177, 59793, 138909, 139517, 324121, 418551, 972363, 2556413, 7669239, 17894891, 48571847, 53684673, 145715541, 340002929, 1020008787]

約数ペア:

[(1, 1020008787), (3, 340002929), (7, 145715541), (19, 53684673), (21, 48571847), (57, 17894891), (133, 7669239), (399, 2556413), (1049, 972363), (2437, 418551), (3147, 324121), (7311, 139517), (7343, 138909), (17059, 59793), (19931, 51177), (22029, 46303)]