27513970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 26736590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 389, 643, 778, 1286, 1945, 3215, 3890, 4279, 6430, 7073, 8558, 14146, 21395, 35365, 42790, 70730, 250127, 500254, 1250635, 2501270, 2751397, 5502794, 13756985, 27513970]

約数ペア:

[(1, 27513970), (2, 13756985), (5, 5502794), (10, 2751397), (11, 2501270), (22, 1250635), (55, 500254), (110, 250127), (389, 70730), (643, 42790), (778, 35365), (1286, 21395), (1945, 14146), (3215, 8558), (3890, 7073), (4279, 6430)]