85557057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 124945920

約数和(自身を除く): 39388863

約数列:

[1, 3, 19, 43, 57, 67, 129, 201, 521, 817, 1273, 1563, 2451, 2881, 3819, 8643, 9899, 22403, 29697, 34907, 54739, 67209, 104721, 164217, 425657, 663233, 1276971, 1501001, 1989699, 4503003, 28519019, 85557057]

約数ペア:

[(1, 85557057), (3, 28519019), (19, 4503003), (43, 1989699), (57, 1501001), (67, 1276971), (129, 663233), (201, 425657), (521, 164217), (817, 104721), (1273, 67209), (1563, 54739), (2451, 34907), (2881, 29697), (3819, 22403), (8643, 9899)]