216778851

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{1373}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 320229936

約数和(自身を除く): 103451085

約数列:

[1, 3, 9, 53, 159, 331, 477, 993, 1373, 2979, 4119, 12357, 17543, 52629, 72769, 157887, 218307, 454463, 654921, 1363389, 4090167, 24086539, 72259617, 216778851]

約数ペア:

[(1, 216778851), (3, 72259617), (9, 24086539), (53, 4090167), (159, 1363389), (331, 654921), (477, 454463), (993, 218307), (1373, 157887), (2979, 72769), (4119, 52629), (12357, 17543)]