208690131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{5477}}^1$

素因数の和:6470

約数の個数: 16

約数和(自身を含む): 300019104

約数和(自身を除く): 91328973

約数列:

[1, 3, 13, 39, 977, 2931, 5477, 12701, 16431, 38103, 71201, 213603, 5351029, 16053087, 69563377, 208690131]

約数ペア:

[(1, 208690131), (3, 69563377), (13, 16053087), (39, 5351029), (977, 213603), (2931, 71201), (5477, 38103), (12701, 16431)]