1296019390

素因数分解:

$2^1\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{79657}}^1$

素因数の和:81291

約数の個数: 16

約数和(自身を含む): 2334298032

約数和(自身を除く): 1038278642

約数列:

[1, 2, 5, 10, 1627, 3254, 8135, 16270, 79657, 159314, 398285, 796570, 129601939, 259203878, 648009695, 1296019390]

約数ペア:

[(1, 1296019390), (2, 648009695), (5, 259203878), (10, 129601939), (1627, 796570), (3254, 398285), (8135, 159314), (16270, 79657)]