157097221113

素因数分解:

$3^1\times 7^4\times {\mathrm{21809971}}^1$

素因数の和:21810002

約数の個数: 20

約数和(自身を含む): 244358926288

約数和(自身を除く): 87261705175

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 21809971, 65429913, 152669797, 458009391, 1068688579, 3206065737, 7480820053, 22442460159, 52365740371, 157097221113]

約数ペア:

[(1, 157097221113), (3, 52365740371), (7, 22442460159), (21, 7480820053), (49, 3206065737), (147, 1068688579), (343, 458009391), (1029, 152669797), (2401, 65429913), (7203, 21809971)]