1288521

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{3671}}^1$

素因数の和:3693

約数の個数: 16

約数和(自身を含む): 2056320

約数和(自身を除く): 767799

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 3671, 11013, 33039, 47723, 99117, 143169, 429507, 1288521]

約数ペア:

[(1, 1288521), (3, 429507), (9, 143169), (13, 99117), (27, 47723), (39, 33039), (117, 11013), (351, 3671)]