78428654

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{4289}}^1$

素因数の和:4555

約数の個数: 16

約数和(自身を含む): 121080960

約数和(自身を除く): 42652306

約数列:

[1, 2, 41, 82, 223, 446, 4289, 8578, 9143, 18286, 175849, 351698, 956447, 1912894, 39214327, 78428654]

約数ペア:

[(1, 78428654), (2, 39214327), (41, 1912894), (82, 956447), (223, 351698), (446, 175849), (4289, 18286), (8578, 9143)]