381506571

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{28661}}^1$

素因数の和:28716

約数の個数: 32

約数和(自身を含む): 619099200

約数和(自身を除く): 237592629

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 4437, 13311, 28661, 85983, 257949, 487237, 773847, 831169, 1461711, 2493507, 4385133, 7480521, 13155399, 14129873, 22441563, 42389619, 127168857, 381506571]

約数ペア:

[(1, 381506571), (3, 127168857), (9, 42389619), (17, 22441563), (27, 14129873), (29, 13155399), (51, 7480521), (87, 4385133), (153, 2493507), (261, 1461711), (459, 831169), (493, 773847), (783, 487237), (1479, 257949), (4437, 85983), (13311, 28661)]