11997639

素因数分解:

$3^5\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 18192720

約数和(自身を除く): 6195081

約数列:

[1, 3, 9, 27, 81, 97, 243, 291, 509, 873, 1527, 2619, 4581, 7857, 13743, 23571, 41229, 49373, 123687, 148119, 444357, 1333071, 3999213, 11997639]

約数ペア:

[(1, 11997639), (3, 3999213), (9, 1333071), (27, 444357), (81, 148119), (97, 123687), (243, 49373), (291, 41229), (509, 23571), (873, 13743), (1527, 7857), (2619, 4581)]