252512827

素因数分解:

$7^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 306979200

約数和(自身を除く): 54466373

約数列:

[1, 7, 37, 49, 101, 197, 259, 343, 707, 1379, 1813, 3737, 4949, 7289, 9653, 12691, 19897, 26159, 34643, 51023, 67571, 139279, 183113, 357161, 736189, 974953, 1281791, 2500127, 5153323, 6824671, 36073261, 252512827]

約数ペア:

[(1, 252512827), (7, 36073261), (37, 6824671), (49, 5153323), (101, 2500127), (197, 1281791), (259, 974953), (343, 736189), (707, 357161), (1379, 183113), (1813, 139279), (3737, 67571), (4949, 51023), (7289, 34643), (9653, 26159), (12691, 19897)]