57145431

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 92123136

約数和(自身を除く): 34977705

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 861, 1271, 2141, 3813, 6423, 8897, 14987, 26691, 44961, 66371, 87781, 199113, 263343, 464597, 614467, 1393791, 1843401, 2721211, 8163633, 19048477, 57145431]

約数ペア:

[(1, 57145431), (3, 19048477), (7, 8163633), (21, 2721211), (31, 1843401), (41, 1393791), (93, 614467), (123, 464597), (217, 263343), (287, 199113), (651, 87781), (861, 66371), (1271, 44961), (2141, 26691), (3813, 14987), (6423, 8897)]