31327371

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 49536000

約数和(自身を除く): 18208629

約数列:

[1, 3, 9, 19, 27, 57, 79, 171, 237, 513, 711, 773, 1501, 2133, 2319, 4503, 6957, 13509, 14687, 20871, 40527, 44061, 61067, 132183, 183201, 396549, 549603, 1160273, 1648809, 3480819, 10442457, 31327371]

約数ペア:

[(1, 31327371), (3, 10442457), (9, 3480819), (19, 1648809), (27, 1160273), (57, 549603), (79, 396549), (171, 183201), (237, 132183), (513, 61067), (711, 44061), (773, 40527), (1501, 20871), (2133, 14687), (2319, 13509), (4503, 6957)]