64973958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{81421}}^1$

素因数の和:81452

約数の個数: 32

約数和(自身を含む): 156330240

約数和(自身を除く): 91356282

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 81421, 162842, 244263, 488526, 569947, 1139894, 1546999, 1709841, 3093998, 3419682, 4640997, 9281994, 10828993, 21657986, 32486979, 64973958]

約数ペア:

[(1, 64973958), (2, 32486979), (3, 21657986), (6, 10828993), (7, 9281994), (14, 4640997), (19, 3419682), (21, 3093998), (38, 1709841), (42, 1546999), (57, 1139894), (114, 569947), (133, 488526), (266, 244263), (399, 162842), (798, 81421)]