390097916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{77339}}^1$

素因数の和:77453

約数の個数: 24

約数和(自身を含む): 742773360

約数和(自身を除く): 352675444

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 77339, 154678, 309356, 1005407, 2010814, 4021628, 7501883, 15003766, 30007532, 97524479, 195048958, 390097916]

約数ペア:

[(1, 390097916), (2, 195048958), (4, 97524479), (13, 30007532), (26, 15003766), (52, 7501883), (97, 4021628), (194, 2010814), (388, 1005407), (1261, 309356), (2522, 154678), (5044, 77339)]