56158416

素因数分解:

$2^4\times 3^2\times {\mathrm{389989}}^1$

素因数の和:390003

約数の個数: 30

約数和(自身を含む): 157165970

約数和(自身を除く): 101007554

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 389989, 779978, 1169967, 1559956, 2339934, 3119912, 3509901, 4679868, 6239824, 7019802, 9359736, 14039604, 18719472, 28079208, 56158416]

約数ペア:

[(1, 56158416), (2, 28079208), (3, 18719472), (4, 14039604), (6, 9359736), (8, 7019802), (9, 6239824), (12, 4679868), (16, 3509901), (18, 3119912), (24, 2339934), (36, 1559956), (48, 1169967), (72, 779978), (144, 389989)]