165728731

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 202245120

約数和(自身を除く): 36516389

約数列:

[1, 7, 23, 49, 161, 307, 479, 1127, 2149, 3353, 7061, 11017, 15043, 23471, 49427, 77119, 147053, 345989, 539833, 1029371, 3382219, 7205597, 23675533, 165728731]

約数ペア:

[(1, 165728731), (7, 23675533), (23, 7205597), (49, 3382219), (161, 1029371), (307, 539833), (479, 345989), (1127, 147053), (2149, 77119), (3353, 49427), (7061, 23471), (11017, 15043)]