278790824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2680681}}^1$

素因数の和:2680700

約数の個数: 16

約数和(自身を含む): 562943220

約数和(自身を除く): 284152396

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2680681, 5361362, 10722724, 21445448, 34848853, 69697706, 139395412, 278790824]

約数ペア:

[(1, 278790824), (2, 139395412), (4, 69697706), (8, 34848853), (13, 21445448), (26, 10722724), (52, 5361362), (104, 2680681)]