257215554

素因数分解:

$2^1\times 3^3\times {\mathrm{1129}}^1\times {\mathrm{4219}}^1$

素因数の和:5359

約数の個数: 32

約数和(自身を含む): 572232000

約数和(自身を除く): 315016446

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1129, 2258, 3387, 4219, 6774, 8438, 10161, 12657, 20322, 25314, 30483, 37971, 60966, 75942, 113913, 227826, 4763251, 9526502, 14289753, 28579506, 42869259, 85738518, 128607777, 257215554]

約数ペア:

[(1, 257215554), (2, 128607777), (3, 85738518), (6, 42869259), (9, 28579506), (18, 14289753), (27, 9526502), (54, 4763251), (1129, 227826), (2258, 113913), (3387, 75942), (4219, 60966), (6774, 37971), (8438, 30483), (10161, 25314), (12657, 20322)]