865864578

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{19793}}^1$

素因数の和:20138

約数の個数: 32

約数和(自身を含む): 1812813696

約数和(自身を除く): 946949118

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 317, 634, 951, 1902, 7291, 14582, 19793, 21873, 39586, 43746, 59379, 118758, 455239, 910478, 1365717, 2731434, 6274381, 12548762, 18823143, 37646286, 144310763, 288621526, 432932289, 865864578]

約数ペア:

[(1, 865864578), (2, 432932289), (3, 288621526), (6, 144310763), (23, 37646286), (46, 18823143), (69, 12548762), (138, 6274381), (317, 2731434), (634, 1365717), (951, 910478), (1902, 455239), (7291, 118758), (14582, 59379), (19793, 43746), (21873, 39586)]