661649796

素因数分解:

$2^2\times 3^4\times {\mathrm{2042129}}^1$

素因数の和:2042145

約数の個数: 30

約数和(自身を含む): 1729684110

約数和(自身を除く): 1068034314

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 2042129, 4084258, 6126387, 8168516, 12252774, 18379161, 24505548, 36758322, 55137483, 73516644, 110274966, 165412449, 220549932, 330824898, 661649796]

約数ペア:

[(1, 661649796), (2, 330824898), (3, 220549932), (4, 165412449), (6, 110274966), (9, 73516644), (12, 55137483), (18, 36758322), (27, 24505548), (36, 18379161), (54, 12252774), (81, 8168516), (108, 6126387), (162, 4084258), (324, 2042129)]