1331231103

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{25463}}^1$

素因数の和:25663

約数の個数: 24

約数和(自身を含む): 1987516128

約数和(自身を除く): 656285025

約数列:

[1, 3, 9, 37, 111, 157, 333, 471, 1413, 5809, 17427, 25463, 52281, 76389, 229167, 942131, 2826393, 3997691, 8479179, 11993073, 35979219, 147914567, 443743701, 1331231103]

約数ペア:

[(1, 1331231103), (3, 443743701), (9, 147914567), (37, 35979219), (111, 11993073), (157, 8479179), (333, 3997691), (471, 2826393), (1413, 942131), (5809, 229167), (17427, 76389), (25463, 52281)]