157212923

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2389}}^1$

素因数の和:2499

約数の個数: 24

約数和(自身を含む): 196171200

約数和(自身を除く): 38958277

約数列:

[1, 7, 17, 49, 79, 119, 553, 833, 1343, 2389, 3871, 9401, 16723, 40613, 65807, 117061, 188731, 284291, 1321117, 1990037, 3208427, 9247819, 22458989, 157212923]

約数ペア:

[(1, 157212923), (7, 22458989), (17, 9247819), (49, 3208427), (79, 1990037), (119, 1321117), (553, 284291), (833, 188731), (1343, 117061), (2389, 65807), (3871, 40613), (9401, 16723)]