16655415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 30720000

約数和(自身を除く): 14064585

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 381, 635, 889, 1249, 1905, 2667, 3747, 4445, 6245, 8743, 13335, 18735, 26229, 43715, 131145, 158623, 475869, 793115, 1110361, 2379345, 3331083, 5551805, 16655415]

約数ペア:

[(1, 16655415), (3, 5551805), (5, 3331083), (7, 2379345), (15, 1110361), (21, 793115), (35, 475869), (105, 158623), (127, 131145), (381, 43715), (635, 26229), (889, 18735), (1249, 13335), (1905, 8743), (2667, 6245), (3747, 4445)]