31232331

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{881}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 50379840

約数和(自身を除く): 19147509

約数列:

[1, 3, 9, 13, 27, 39, 101, 117, 303, 351, 881, 909, 1313, 2643, 2727, 3939, 7929, 11453, 11817, 23787, 34359, 35451, 88981, 103077, 266943, 309231, 800829, 1156753, 2402487, 3470259, 10410777, 31232331]

約数ペア:

[(1, 31232331), (3, 10410777), (9, 3470259), (13, 2402487), (27, 1156753), (39, 800829), (101, 309231), (117, 266943), (303, 103077), (351, 88981), (881, 35451), (909, 34359), (1313, 23787), (2643, 11817), (2727, 11453), (3939, 7929)]