207958077

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 316431360

約数和(自身を除く): 108473283

約数列:

[1, 3, 9, 27, 71, 83, 213, 249, 639, 747, 1307, 1917, 2241, 3921, 5893, 11763, 17679, 35289, 53037, 92797, 108481, 159111, 278391, 325443, 835173, 976329, 2505519, 2928987, 7702151, 23106453, 69319359, 207958077]

約数ペア:

[(1, 207958077), (3, 69319359), (9, 23106453), (27, 7702151), (71, 2928987), (83, 2505519), (213, 976329), (249, 835173), (639, 325443), (747, 278391), (1307, 159111), (1917, 108481), (2241, 92797), (3921, 53037), (5893, 35289), (11763, 17679)]