220155089

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1709}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 280713600

約数和(自身を除く): 60558511

約数列:

[1, 7, 11, 49, 77, 239, 539, 1673, 1709, 2629, 11711, 11963, 18403, 18799, 83741, 128821, 131593, 408451, 921151, 2859157, 4492961, 20014099, 31450727, 220155089]

約数ペア:

[(1, 220155089), (7, 31450727), (11, 20014099), (49, 4492961), (77, 2859157), (239, 921151), (539, 408451), (1673, 131593), (1709, 128821), (2629, 83741), (11711, 18799), (11963, 18403)]