7894431

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 11863904

約数和(自身を除く): 3969473

約数列:

[1, 3, 9, 37, 111, 151, 157, 333, 453, 471, 1359, 1413, 5587, 5809, 16761, 17427, 23707, 50283, 52281, 71121, 213363, 877159, 2631477, 7894431]

約数ペア:

[(1, 7894431), (3, 2631477), (9, 877159), (37, 213363), (111, 71121), (151, 52281), (157, 50283), (333, 23707), (453, 17427), (471, 16761), (1359, 5809), (1413, 5587)]