81957119

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1171}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 91134720

約数和(自身を除く): 9177601

約数列:

[1, 17, 23, 179, 391, 1171, 3043, 4117, 19907, 26933, 69989, 209609, 457861, 3563353, 4821007, 81957119]

約数ペア:

[(1, 81957119), (17, 4821007), (23, 3563353), (179, 457861), (391, 209609), (1171, 69989), (3043, 26933), (4117, 19907)]