31691349

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 48964032

約数和(自身を除く): 17272683

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 927, 1751, 2011, 5253, 6033, 15759, 18099, 34187, 102561, 207133, 307683, 621399, 1864197, 3521261, 10563783, 31691349]

約数ペア:

[(1, 31691349), (3, 10563783), (9, 3521261), (17, 1864197), (51, 621399), (103, 307683), (153, 207133), (309, 102561), (927, 34187), (1751, 18099), (2011, 15759), (5253, 6033)]