42640281

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 63303240

約数和(自身を除く): 20662959

約数列:

[1, 3, 9, 61, 101, 183, 303, 549, 769, 909, 2307, 6161, 6921, 18483, 46909, 55449, 77669, 140727, 233007, 422181, 699021, 4737809, 14213427, 42640281]

約数ペア:

[(1, 42640281), (3, 14213427), (9, 4737809), (61, 699021), (101, 422181), (183, 233007), (303, 140727), (549, 77669), (769, 55449), (909, 46909), (2307, 18483), (6161, 6921)]