18279165

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 13049475

約数列:

[1, 3, 5, 15, 17, 51, 85, 97, 255, 291, 485, 739, 1455, 1649, 2217, 3695, 4947, 8245, 11085, 12563, 24735, 37689, 62815, 71683, 188445, 215049, 358415, 1075245, 1218611, 3655833, 6093055, 18279165]

約数ペア:

[(1, 18279165), (3, 6093055), (5, 3655833), (15, 1218611), (17, 1075245), (51, 358415), (85, 215049), (97, 188445), (255, 71683), (291, 62815), (485, 37689), (739, 24735), (1455, 12563), (1649, 11085), (2217, 8245), (3695, 4947)]