251336878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{11689}}^1$

素因数の和:12531

約数の個数: 16

約数和(自身を含む): 406531440

約数和(自身を除く): 155194562

約数列:

[1, 2, 13, 26, 827, 1654, 10751, 11689, 21502, 23378, 151957, 303914, 9666803, 19333606, 125668439, 251336878]

約数ペア:

[(1, 251336878), (2, 125668439), (13, 19333606), (26, 9666803), (827, 303914), (1654, 151957), (10751, 23378), (11689, 21502)]