388754385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{3307}}^1$

素因数の和:3793

約数の個数: 32

約数和(自身を含む): 660223872

約数和(自身を除く): 271469487

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 461, 1383, 2305, 3307, 6915, 7837, 9921, 16535, 23511, 39185, 49605, 56219, 117555, 168657, 281095, 843285, 1524527, 4573581, 7622635, 22867905, 25916959, 77750877, 129584795, 388754385]

約数ペア:

[(1, 388754385), (3, 129584795), (5, 77750877), (15, 25916959), (17, 22867905), (51, 7622635), (85, 4573581), (255, 1524527), (461, 843285), (1383, 281095), (2305, 168657), (3307, 117555), (6915, 56219), (7837, 49605), (9921, 39185), (16535, 23511)]