201042919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{25349}}^1$

素因数の和:25470

約数の個数: 16

約数和(自身を含む): 253094400

約数和(自身を除く): 52051481

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 25349, 177443, 278839, 1951873, 2610947, 18276629, 28720417, 201042919]

約数ペア:

[(1, 201042919), (7, 28720417), (11, 18276629), (77, 2610947), (103, 1951873), (721, 278839), (1133, 177443), (7931, 25349)]