8491671

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 12658464

約数和(自身を除く): 4166793

約数列:

[1, 3, 9, 71, 97, 137, 213, 291, 411, 639, 873, 1233, 6887, 9727, 13289, 20661, 29181, 39867, 61983, 87543, 119601, 943519, 2830557, 8491671]

約数ペア:

[(1, 8491671), (3, 2830557), (9, 943519), (71, 119601), (97, 87543), (137, 61983), (213, 39867), (291, 29181), (411, 20661), (639, 13289), (873, 9727), (1233, 6887)]