27968145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1637}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 48117888

約数和(自身を除く): 20149743

約数列:

[1, 3, 5, 15, 17, 51, 67, 85, 201, 255, 335, 1005, 1139, 1637, 3417, 4911, 5695, 8185, 17085, 24555, 27829, 83487, 109679, 139145, 329037, 417435, 548395, 1645185, 1864543, 5593629, 9322715, 27968145]

約数ペア:

[(1, 27968145), (3, 9322715), (5, 5593629), (15, 1864543), (17, 1645185), (51, 548395), (67, 417435), (85, 329037), (201, 139145), (255, 109679), (335, 83487), (1005, 27829), (1139, 24555), (1637, 17085), (3417, 8185), (4911, 5695)]