12189541

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 3938459

約数列:

[1, 7, 13, 29, 31, 91, 149, 203, 217, 377, 403, 899, 1043, 1937, 2639, 2821, 4321, 4619, 6293, 11687, 13559, 30247, 32333, 56173, 60047, 81809, 133951, 393211, 420329, 937657, 1741363, 12189541]

約数ペア:

[(1, 12189541), (7, 1741363), (13, 937657), (29, 420329), (31, 393211), (91, 133951), (149, 81809), (203, 60047), (217, 56173), (377, 32333), (403, 30247), (899, 13559), (1043, 11687), (1937, 6293), (2639, 4619), (2821, 4321)]