77197905

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{55339}}^1$

素因数の和:55381

約数の個数: 24

約数和(自身を含む): 138128640

約数和(自身を除く): 60930735

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 55339, 166017, 276695, 498051, 830085, 1715509, 2490255, 5146527, 8577545, 15439581, 25732635, 77197905]

約数ペア:

[(1, 77197905), (3, 25732635), (5, 15439581), (9, 8577545), (15, 5146527), (31, 2490255), (45, 1715509), (93, 830085), (155, 498051), (279, 276695), (465, 166017), (1395, 55339)]