85475551

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 102435840

約数和(自身を除く): 16960289

約数列:

[1, 7, 49, 71, 79, 311, 497, 553, 2177, 3479, 3871, 5609, 15239, 22081, 24569, 39263, 154567, 171983, 274841, 1081969, 1203881, 1744399, 12210793, 85475551]

約数ペア:

[(1, 85475551), (7, 12210793), (49, 1744399), (71, 1203881), (79, 1081969), (311, 274841), (497, 171983), (553, 154567), (2177, 39263), (3479, 24569), (3871, 22081), (5609, 15239)]