31147077

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 16753083

約数列:

[1, 3, 13, 17, 39, 51, 109, 221, 327, 431, 663, 1293, 1417, 1853, 4251, 5559, 5603, 7327, 16809, 21981, 24089, 46979, 72267, 95251, 140937, 285753, 610727, 798643, 1832181, 2395929, 10382359, 31147077]

約数ペア:

[(1, 31147077), (3, 10382359), (13, 2395929), (17, 1832181), (39, 798643), (51, 610727), (109, 285753), (221, 140937), (327, 95251), (431, 72267), (663, 46979), (1293, 24089), (1417, 21981), (1853, 16809), (4251, 7327), (5559, 5603)]