87395427

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6971}}^1$

素因数の和:7183

約数の個数: 24

約数和(自身を含む): 145017600

約数和(自身を除く): 57622173

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 6971, 12537, 20913, 48797, 62739, 146391, 439173, 1387229, 4161687, 9710603, 12485061, 29131809, 87395427]

約数ペア:

[(1, 87395427), (3, 29131809), (7, 12485061), (9, 9710603), (21, 4161687), (63, 1387229), (199, 439173), (597, 146391), (1393, 62739), (1791, 48797), (4179, 20913), (6971, 12537)]