64970728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{427439}}^1$

素因数の和:427464

約数の個数: 16

約数和(自身を含む): 128232000

約数和(自身を除く): 63261272

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 427439, 854878, 1709756, 3419512, 8121341, 16242682, 32485364, 64970728]

約数ペア:

[(1, 64970728), (2, 32485364), (4, 16242682), (8, 8121341), (19, 3419512), (38, 1709756), (76, 854878), (152, 427439)]