128475729

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{1373}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 191409192

約数和(自身を除く): 62933463

約数列:

[1, 3, 9, 37, 111, 281, 333, 843, 1373, 2529, 4119, 10397, 12357, 31191, 50801, 93573, 152403, 385813, 457209, 1157439, 3472317, 14275081, 42825243, 128475729]

約数ペア:

[(1, 128475729), (3, 42825243), (9, 14275081), (37, 3472317), (111, 1157439), (281, 457209), (333, 385813), (843, 152403), (1373, 93573), (2529, 50801), (4119, 31191), (10397, 12357)]