221565189

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{7537}}^1$

素因数の和:7820

約数の個数: 16

約数和(自身を含む): 303932160

約数和(自身を除く): 82366971

約数列:

[1, 3, 41, 123, 239, 717, 7537, 9799, 22611, 29397, 309017, 927051, 1801343, 5404029, 73855063, 221565189]

約数ペア:

[(1, 221565189), (3, 73855063), (41, 5404029), (123, 1801343), (239, 927051), (717, 309017), (7537, 29397), (9799, 22611)]