12739986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101111}}^1$

素因数の和:101126

約数の個数: 24

約数和(自身を含む): 31546944

約数和(自身を除く): 18806958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 101111, 202222, 303333, 606666, 707777, 909999, 1415554, 1819998, 2123331, 4246662, 6369993, 12739986]

約数ペア:

[(1, 12739986), (2, 6369993), (3, 4246662), (6, 2123331), (7, 1819998), (9, 1415554), (14, 909999), (18, 707777), (21, 606666), (42, 303333), (63, 202222), (126, 101111)]