212905441

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 254776320

約数和(自身を除く): 41870879

約数列:

[1, 7, 47, 49, 193, 329, 479, 1351, 2303, 3353, 9071, 9457, 22513, 23471, 63497, 92447, 157591, 444479, 647129, 1103137, 4345009, 4529903, 30415063, 212905441]

約数ペア:

[(1, 212905441), (7, 30415063), (47, 4529903), (49, 4345009), (193, 1103137), (329, 647129), (479, 444479), (1351, 157591), (2303, 92447), (3353, 63497), (9071, 23471), (9457, 22513)]