278310812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5352131}}^1$

素因数の和:5352148

約数の個数: 12

約数和(自身を含む): 524508936

約数和(自身を除く): 246198124

約数列:

[1, 2, 4, 13, 26, 52, 5352131, 10704262, 21408524, 69577703, 139155406, 278310812]

約数ペア:

[(1, 278310812), (2, 139155406), (4, 69577703), (13, 21408524), (26, 10704262), (52, 5352131)]