201966171

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{691}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 312097536

約数和(自身を除く): 110131365

約数列:

[1, 3, 11, 17, 33, 51, 187, 521, 561, 691, 1563, 2073, 5731, 7601, 8857, 11747, 17193, 22803, 26571, 35241, 97427, 129217, 292281, 360011, 387651, 1080033, 3960121, 6120187, 11880363, 18360561, 67322057, 201966171]

約数ペア:

[(1, 201966171), (3, 67322057), (11, 18360561), (17, 11880363), (33, 6120187), (51, 3960121), (187, 1080033), (521, 387651), (561, 360011), (691, 292281), (1563, 129217), (2073, 97427), (5731, 35241), (7601, 26571), (8857, 22803), (11747, 17193)]