66803211

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{28439}}^1$

素因数の和:28480

約数の個数: 20

約数和(自身を含む): 103237200

約数和(自身を除く): 36433989

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 28439, 85317, 255951, 767853, 824731, 2303559, 2474193, 7422579, 22267737, 66803211]

約数ペア:

[(1, 66803211), (3, 22267737), (9, 7422579), (27, 2474193), (29, 2303559), (81, 824731), (87, 767853), (261, 255951), (783, 85317), (2349, 28439)]