12315021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 18662400

約数和(自身を除く): 6347379

約数列:

[1, 3, 17, 19, 51, 57, 71, 179, 213, 323, 537, 969, 1207, 1349, 3043, 3401, 3621, 4047, 9129, 10203, 12709, 22933, 38127, 57817, 68799, 173451, 216053, 241471, 648159, 724413, 4105007, 12315021]

約数ペア:

[(1, 12315021), (3, 4105007), (17, 724413), (19, 648159), (51, 241471), (57, 216053), (71, 173451), (179, 68799), (213, 57817), (323, 38127), (537, 22933), (969, 12709), (1207, 10203), (1349, 9129), (3043, 4047), (3401, 3621)]