65618181

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{47653}}^1$

素因数の和:47682

約数の個数: 20

約数和(自身を含む): 103790412

約数和(自身を除く): 38172231

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 47653, 142959, 428877, 810101, 1286631, 2430303, 3859893, 7290909, 21872727, 65618181]

約数ペア:

[(1, 65618181), (3, 21872727), (9, 7290909), (17, 3859893), (27, 2430303), (51, 1286631), (81, 810101), (153, 428877), (459, 142959), (1377, 47653)]