15649257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 23442048

約数和(自身を除く): 7792791

約数列:

[1, 3, 13, 39, 53, 67, 113, 159, 201, 339, 689, 871, 1469, 2067, 2613, 3551, 4407, 5989, 7571, 10653, 17967, 22713, 46163, 77857, 98423, 138489, 233571, 295269, 401263, 1203789, 5216419, 15649257]

約数ペア:

[(1, 15649257), (3, 5216419), (13, 1203789), (39, 401263), (53, 295269), (67, 233571), (113, 138489), (159, 98423), (201, 77857), (339, 46163), (689, 22713), (871, 17967), (1469, 10653), (2067, 7571), (2613, 5989), (3551, 4407)]