78873123

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197677}}^1$

素因数の和:197706

約数の個数: 16

約数和(自身を含む): 126513920

約数和(自身を除く): 47640797

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 197677, 593031, 1383739, 3755863, 4151217, 11267589, 26291041, 78873123]

約数ペア:

[(1, 78873123), (3, 26291041), (7, 11267589), (19, 4151217), (21, 3755863), (57, 1383739), (133, 593031), (399, 197677)]