30572397

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{101}}^2$

素因数の和:251

約数の個数: 30

約数和(自身を含む): 47373194

約数和(自身を除く): 16800797

約数列:

[1, 3, 9, 27, 37, 81, 101, 111, 303, 333, 909, 999, 2727, 2997, 3737, 8181, 10201, 11211, 30603, 33633, 91809, 100899, 275427, 302697, 377437, 826281, 1132311, 3396933, 10190799, 30572397]

約数ペア:

[(1, 30572397), (3, 10190799), (9, 3396933), (27, 1132311), (37, 826281), (81, 377437), (101, 302697), (111, 275427), (303, 100899), (333, 91809), (909, 33633), (999, 30603), (2727, 11211), (2997, 10201), (3737, 8181)]