201779217

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{5279}}^1$

素因数の和:5453

約数の個数: 24

約数和(自身を含む): 303114240

約数和(自身を除く): 101335023

約数列:

[1, 3, 9, 31, 93, 137, 279, 411, 1233, 4247, 5279, 12741, 15837, 38223, 47511, 163649, 490947, 723223, 1472841, 2169669, 6509007, 22419913, 67259739, 201779217]

約数ペア:

[(1, 201779217), (3, 67259739), (9, 22419913), (31, 6509007), (93, 2169669), (137, 1472841), (279, 723223), (411, 490947), (1233, 163649), (4247, 47511), (5279, 38223), (12741, 15837)]