7917993

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1538

約数の個数: 20

約数和(自身を含む): 12012880

約数和(自身を除く): 4094887

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1459, 1809, 4377, 5427, 13131, 39393, 97753, 118179, 293259, 879777, 2639331, 7917993]

約数ペア:

[(1, 7917993), (3, 2639331), (9, 879777), (27, 293259), (67, 118179), (81, 97753), (201, 39393), (603, 13131), (1459, 5427), (1809, 4377)]