85389278

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{983}}^1$

素因数の和:1268

約数の個数: 24

約数和(自身を含む): 139375728

約数和(自身を除く): 53986450

約数列:

[1, 2, 13, 26, 169, 257, 338, 514, 983, 1966, 3341, 6682, 12779, 25558, 43433, 86866, 166127, 252631, 332254, 505262, 3284203, 6568406, 42694639, 85389278]

約数ペア:

[(1, 85389278), (2, 42694639), (13, 6568406), (26, 3284203), (169, 505262), (257, 332254), (338, 252631), (514, 166127), (983, 86866), (1966, 43433), (3341, 25558), (6682, 12779)]