211596686

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{138661}}^1$

素因数の和:138779

約数の個数: 16

約数和(自身を含む): 366067680

約数和(自身を除く): 154470994

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 138661, 277322, 970627, 1941254, 15114049, 30228098, 105798343, 211596686]

約数ペア:

[(1, 211596686), (2, 105798343), (7, 30228098), (14, 15114049), (109, 1941254), (218, 970627), (763, 277322), (1526, 138661)]