201990089

素因数分解:

$7^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 233640960

約数和(自身を除く): 31650871

約数列:

[1, 7, 163, 211, 839, 1141, 1477, 5873, 34393, 136757, 177029, 240751, 957299, 1239203, 28855727, 201990089]

約数ペア:

[(1, 201990089), (7, 28855727), (163, 1239203), (211, 957299), (839, 240751), (1141, 177029), (1477, 136757), (5873, 34393)]