77391981

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4861}}^1$

素因数の和:4957

約数の個数: 24

約数和(自身を含む): 117563160

約数和(自身を除く): 40171179

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 4861, 5307, 14583, 15921, 43749, 140969, 296521, 422907, 889563, 1268721, 2668689, 8599109, 25797327, 77391981]

約数ペア:

[(1, 77391981), (3, 25797327), (9, 8599109), (29, 2668689), (61, 1268721), (87, 889563), (183, 422907), (261, 296521), (549, 140969), (1769, 43749), (4861, 15921), (5307, 14583)]