28101636

素因数分解:

$2^2\times 3^2\times {\mathrm{780601}}^1$

素因数の和:780611

約数の個数: 18

約数和(自身を含む): 71034782

約数和(自身を除く): 42933146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 780601, 1561202, 2341803, 3122404, 4683606, 7025409, 9367212, 14050818, 28101636]

約数ペア:

[(1, 28101636), (2, 14050818), (3, 9367212), (4, 7025409), (6, 4683606), (9, 3122404), (12, 2341803), (18, 1561202), (36, 780601)]