78674181

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 112641984

約数和(自身を除く): 33967803

約数列:

[1, 3, 17, 51, 103, 289, 309, 867, 881, 1751, 2643, 5253, 14977, 29767, 44931, 89301, 90743, 254609, 272229, 763827, 1542631, 4627893, 26224727, 78674181]

約数ペア:

[(1, 78674181), (3, 26224727), (17, 4627893), (51, 1542631), (103, 763827), (289, 272229), (309, 254609), (867, 90743), (881, 89301), (1751, 44931), (2643, 29767), (5253, 14977)]