1601721

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{5393}}^1$

素因数の和:5413

約数の個数: 16

約数和(自身を含む): 2589120

約数和(自身を除く): 987399

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 5393, 16179, 48537, 59323, 145611, 177969, 533907, 1601721]

約数ペア:

[(1, 1601721), (3, 533907), (9, 177969), (11, 145611), (27, 59323), (33, 48537), (99, 16179), (297, 5393)]