221575564

素因数分解:

$2^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{9929}}^1$

素因数の和:10737

約数の個数: 24

約数和(自身を含む): 443751840

約数和(自身を除く): 222176276

約数列:

[1, 2, 4, 7, 14, 28, 797, 1594, 3188, 5579, 9929, 11158, 19858, 22316, 39716, 69503, 139006, 278012, 7913413, 15826826, 31653652, 55393891, 110787782, 221575564]

約数ペア:

[(1, 221575564), (2, 110787782), (4, 55393891), (7, 31653652), (14, 15826826), (28, 7913413), (797, 278012), (1594, 139006), (3188, 69503), (5579, 39716), (9929, 22316), (11158, 19858)]