1640443398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1080661}}^1$

素因数の和:1080700

約数の個数: 32

約数和(自身を含む): 3734767872

約数和(自身を除く): 2094324474

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 1080661, 2161322, 3241983, 6483966, 11887271, 23774542, 24855203, 35661813, 49710406, 71323626, 74565609, 149131218, 273407233, 546814466, 820221699, 1640443398]

約数ペア:

[(1, 1640443398), (2, 820221699), (3, 546814466), (6, 273407233), (11, 149131218), (22, 74565609), (23, 71323626), (33, 49710406), (46, 35661813), (66, 24855203), (69, 23774542), (138, 11887271), (253, 6483966), (506, 3241983), (759, 2161322), (1518, 1080661)]