290421735

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{139291}}^1$

素因数の和:139438

約数の個数: 16

約数和(自身を含む): 468021120

約数和(自身を除く): 177599385

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 139291, 417873, 696455, 2089365, 19361449, 58084347, 96807245, 290421735]

約数ペア:

[(1, 290421735), (3, 96807245), (5, 58084347), (15, 19361449), (139, 2089365), (417, 696455), (695, 417873), (2085, 139291)]