217416981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1733}}^1$

素因数の和:1857

約数の個数: 32

約数和(自身を含む): 319610880

約数和(自身を除く): 102193899

約数列:

[1, 3, 19, 31, 57, 71, 93, 213, 589, 1349, 1733, 1767, 2201, 4047, 5199, 6603, 32927, 41819, 53723, 98781, 123043, 125457, 161169, 369129, 1020737, 2337817, 3062211, 3814333, 7013451, 11442999, 72472327, 217416981]

約数ペア:

[(1, 217416981), (3, 72472327), (19, 11442999), (31, 7013451), (57, 3814333), (71, 3062211), (93, 2337817), (213, 1020737), (589, 369129), (1349, 161169), (1733, 125457), (1767, 123043), (2201, 98781), (4047, 53723), (5199, 41819), (6603, 32927)]