1299974728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{12499757}}^1$

素因数の和:12499776

約数の個数: 16

約数和(自身を含む): 2624949180

約数和(自身を除く): 1324974452

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 12499757, 24999514, 49999028, 99998056, 162496841, 324993682, 649987364, 1299974728]

約数ペア:

[(1, 1299974728), (2, 649987364), (4, 324993682), (8, 162496841), (13, 99998056), (26, 49999028), (52, 24999514), (104, 12499757)]