28778454

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{12589}}^1$

素因数の和:12724

約数の個数: 24

約数和(自身を含む): 62849280

約数和(自身を除く): 34070826

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 12589, 25178, 37767, 75534, 113301, 226602, 1598803, 3197606, 4796409, 9592818, 14389227, 28778454]

約数ペア:

[(1, 28778454), (2, 14389227), (3, 9592818), (6, 4796409), (9, 3197606), (18, 1598803), (127, 226602), (254, 113301), (381, 75534), (762, 37767), (1143, 25178), (2286, 12589)]