199178413

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{12011}}^1$

素因数の和:12144

約数の個数: 16

約数和(自身を含む): 239855616

約数和(自身を除く): 40677203

約数列:

[1, 7, 23, 103, 161, 721, 2369, 12011, 16583, 84077, 276253, 1237133, 1933771, 8659931, 28454059, 199178413]

約数ペア:

[(1, 199178413), (7, 28454059), (23, 8659931), (103, 1933771), (161, 1237133), (721, 276253), (2369, 84077), (12011, 16583)]