31707216

素因数分解:

$2^4\times 3^2\times {\mathrm{220189}}^1$

素因数の和:220203

約数の個数: 30

約数和(自身を含む): 88736570

約数和(自身を除く): 57029354

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 220189, 440378, 660567, 880756, 1321134, 1761512, 1981701, 2642268, 3523024, 3963402, 5284536, 7926804, 10569072, 15853608, 31707216]

約数ペア:

[(1, 31707216), (2, 15853608), (3, 10569072), (4, 7926804), (6, 5284536), (8, 3963402), (9, 3523024), (12, 2642268), (16, 1981701), (18, 1761512), (24, 1321134), (36, 880756), (48, 660567), (72, 440378), (144, 220189)]