83557971

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4007}}^1$

素因数の和:4351

約数の個数: 24

約数和(自身を含む): 138388224

約数和(自身を除く): 54830253

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 2317, 2979, 4007, 6951, 12021, 20853, 28049, 36063, 84147, 252441, 1326317, 3978951, 9284219, 11936853, 27852657, 83557971]

約数ペア:

[(1, 83557971), (3, 27852657), (7, 11936853), (9, 9284219), (21, 3978951), (63, 1326317), (331, 252441), (993, 84147), (2317, 36063), (2979, 28049), (4007, 20853), (6951, 12021)]