890472961

素因数分解:

$7^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1\times {\mathrm{1789}}^1$

素因数の和:2344

約数の個数: 16

約数和(自身を含む): 1026113920

約数和(自身を除く): 135640959

約数列:

[1, 7, 211, 337, 1477, 1789, 2359, 12523, 71107, 377479, 497749, 602893, 2642353, 4220251, 127210423, 890472961]

約数ペア:

[(1, 890472961), (7, 127210423), (211, 4220251), (337, 2642353), (1477, 602893), (1789, 497749), (2359, 377479), (12523, 71107)]