201315317

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21319}}^1$

素因数の和:21416

約数の個数: 16

約数和(自身を含む): 245606400

約数和(自身を除く): 44291083

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 21319, 149233, 405061, 1513649, 2835427, 10595543, 28759331, 201315317]

約数ペア:

[(1, 201315317), (7, 28759331), (19, 10595543), (71, 2835427), (133, 1513649), (497, 405061), (1349, 149233), (9443, 21319)]