851972289

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{140381}}^1$

素因数の和:140425

約数の個数: 24

約数和(自身を含む): 1379112768

約数和(自身を除く): 527140479

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 6069, 140381, 421143, 982667, 2386477, 2948001, 7159431, 16705339, 40570109, 50116017, 121710327, 283990763, 851972289]

約数ペア:

[(1, 851972289), (3, 283990763), (7, 121710327), (17, 50116017), (21, 40570109), (51, 16705339), (119, 7159431), (289, 2948001), (357, 2386477), (867, 982667), (2023, 421143), (6069, 140381)]