12978648

素因数分解:

$2^3\times 3^2\times {\mathrm{180259}}^1$

素因数の和:180271

約数の個数: 24

約数和(自身を含む): 35150700

約数和(自身を除く): 22172052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 180259, 360518, 540777, 721036, 1081554, 1442072, 1622331, 2163108, 3244662, 4326216, 6489324, 12978648]

約数ペア:

[(1, 12978648), (2, 6489324), (3, 4326216), (4, 3244662), (6, 2163108), (8, 1622331), (9, 1442072), (12, 1081554), (18, 721036), (24, 540777), (36, 360518), (72, 180259)]