15602139

素因数分解:

$3^4\times 7^2\times {\mathrm{3931}}^1$

素因数の和:3957

約数の個数: 30

約数和(自身を含む): 27119004

約数和(自身を除く): 11516865

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3931, 3969, 11793, 27517, 35379, 82551, 106137, 192619, 247653, 318411, 577857, 742959, 1733571, 2228877, 5200713, 15602139]

約数ペア:

[(1, 15602139), (3, 5200713), (7, 2228877), (9, 1733571), (21, 742959), (27, 577857), (49, 318411), (63, 247653), (81, 192619), (147, 106137), (189, 82551), (441, 35379), (567, 27517), (1323, 11793), (3931, 3969)]