1389981.00000000

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{9929}}^1$

素因数の和:10492

約数の個数: 16

約数和(自身を含む): 83114100

約数和(自身を除く): 38870476

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 9929, 19858, 39716, 79432, 5530453, 11060906, 22121812, 44243624]

約数ペア:

[(1, 44243624), (2, 22121812), (4, 11060906), (8, 5530453), (557, 79432), (1114, 39716), (2228, 19858), (4456, 9929)]