217156719

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{22543}}^1$

素因数の和:22591

約数の個数: 24

約数和(自身を含む): 330044160

約数和(自身を除く): 112887441

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 9633, 22543, 67629, 293059, 428317, 879177, 1284951, 3809767, 5568121, 11429301, 16704363, 72385573, 217156719]

約数ペア:

[(1, 217156719), (3, 72385573), (13, 16704363), (19, 11429301), (39, 5568121), (57, 3809767), (169, 1284951), (247, 879177), (507, 428317), (741, 293059), (3211, 67629), (9633, 22543)]