890491484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{221957}}^1$

素因数の和:222037

約数の個数: 24

約数和(自身を含む): 1678002480

約数和(自身を除く): 787510996

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 236, 1003, 2006, 4012, 221957, 443914, 887828, 3773269, 7546538, 13095463, 15093076, 26190926, 52381852, 222622871, 445245742, 890491484]

約数ペア:

[(1, 890491484), (2, 445245742), (4, 222622871), (17, 52381852), (34, 26190926), (59, 15093076), (68, 13095463), (118, 7546538), (236, 3773269), (1003, 887828), (2006, 443914), (4012, 221957)]