81582436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11287}}^1$

素因数の和:11443

約数の個数: 24

約数和(自身を含む): 154871360

約数和(自身を除く): 73288924

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 11287, 22574, 45148, 146731, 293462, 586924, 1568893, 3137786, 6275572, 20395609, 40791218, 81582436]

約数ペア:

[(1, 81582436), (2, 40791218), (4, 20395609), (13, 6275572), (26, 3137786), (52, 1568893), (139, 586924), (278, 293462), (556, 146731), (1807, 45148), (3614, 22574), (7228, 11287)]