80802189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 36

約数和(自身を含む): 128418108

約数和(自身を除く): 47615919

約数列:

[1, 3, 9, 13, 39, 71, 117, 137, 213, 411, 639, 923, 1233, 1781, 2769, 5041, 5343, 8307, 9727, 15123, 16029, 29181, 45369, 65533, 87543, 126451, 196599, 379353, 589797, 690617, 1138059, 2071851, 6215553, 8978021, 26934063, 80802189]

約数ペア:

[(1, 80802189), (3, 26934063), (9, 8978021), (13, 6215553), (39, 2071851), (71, 1138059), (117, 690617), (137, 589797), (213, 379353), (411, 196599), (639, 126451), (923, 87543), (1233, 65533), (1781, 45369), (2769, 29181), (5041, 16029), (5343, 15123), (8307, 9727)]