68238639

素因数分解:

$3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2087}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 116259840

約数和(自身を除く): 48021201

約数列:

[1, 3, 7, 9, 21, 27, 63, 173, 189, 519, 1211, 1557, 2087, 3633, 4671, 6261, 10899, 14609, 18783, 32697, 43827, 56349, 131481, 361051, 394443, 1083153, 2527357, 3249459, 7582071, 9748377, 22746213, 68238639]

約数ペア:

[(1, 68238639), (3, 22746213), (7, 9748377), (9, 7582071), (21, 3249459), (27, 2527357), (63, 1083153), (173, 394443), (189, 361051), (519, 131481), (1211, 56349), (1557, 43827), (2087, 32697), (3633, 18783), (4671, 14609), (6261, 10899)]