31169883

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 44706816

約数和(自身を除く): 13536933

約数列:

[1, 3, 43, 47, 53, 97, 129, 141, 159, 291, 2021, 2279, 2491, 4171, 4559, 5141, 6063, 6837, 7473, 12513, 13677, 15423, 107113, 196037, 221063, 241627, 321339, 588111, 663189, 724881, 10389961, 31169883]

約数ペア:

[(1, 31169883), (3, 10389961), (43, 724881), (47, 663189), (53, 588111), (97, 321339), (129, 241627), (141, 221063), (159, 196037), (291, 107113), (2021, 15423), (2279, 13677), (2491, 12513), (4171, 7473), (4559, 6837), (5141, 6063)]