406977399

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{2851}}^1$

素因数の和:3188

約数の個数: 32

約数和(自身を含む): 640673280

約数和(自身を除く): 233695881

約数列:

[1, 3, 9, 17, 27, 51, 153, 311, 459, 933, 2799, 2851, 5287, 8397, 8553, 15861, 25659, 47583, 48467, 76977, 142749, 145401, 436203, 886661, 1308609, 2659983, 7979949, 15073237, 23939847, 45219711, 135659133, 406977399]

約数ペア:

[(1, 406977399), (3, 135659133), (9, 45219711), (17, 23939847), (27, 15073237), (51, 7979949), (153, 2659983), (311, 1308609), (459, 886661), (933, 436203), (2799, 145401), (2851, 142749), (5287, 76977), (8397, 48467), (8553, 47583), (15861, 25659)]