278780566

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{40961}}^1$

素因数の和:41087

約数の個数: 16

約数和(自身を含む): 433541808

約数和(自身を除く): 154761242

約数列:

[1, 2, 41, 82, 83, 166, 3403, 6806, 40961, 81922, 1679401, 3358802, 3399763, 6799526, 139390283, 278780566]

約数ペア:

[(1, 278780566), (2, 139390283), (41, 6799526), (82, 3399763), (83, 3358802), (166, 1679401), (3403, 81922), (6806, 40961)]