31982355

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 59439744

約数和(自身を除く): 27457389

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 97, 153, 255, 291, 431, 485, 765, 873, 1293, 1455, 1649, 2155, 3879, 4365, 4947, 6465, 7327, 8245, 14841, 19395, 21981, 24735, 36635, 41807, 65943, 74205, 109905, 125421, 209035, 329715, 376263, 627105, 710719, 1881315, 2132157, 3553595, 6396471, 10660785, 31982355]

約数ペア:

[(1, 31982355), (3, 10660785), (5, 6396471), (9, 3553595), (15, 2132157), (17, 1881315), (45, 710719), (51, 627105), (85, 376263), (97, 329715), (153, 209035), (255, 125421), (291, 109905), (431, 74205), (485, 65943), (765, 41807), (873, 36635), (1293, 24735), (1455, 21981), (1649, 19395), (2155, 14841), (3879, 8245), (4365, 7327), (4947, 6465)]