1989117

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1914

約数の個数: 20

約数和(自身を含む): 3201660

約数和(自身を除く): 1212543

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1889, 5667, 17001, 24557, 51003, 73671, 153009, 221013, 663039, 1989117]

約数ペア:

[(1, 1989117), (3, 663039), (9, 221013), (13, 153009), (27, 73671), (39, 51003), (81, 24557), (117, 17001), (351, 5667), (1053, 1889)]