2041401985

素因数分解:

$5^1\times 7^2\times {\mathrm{1427}}^1\times {\mathrm{5839}}^1$

素因数の和:7285

約数の個数: 24

約数和(自身を含む): 2852115840

約数和(自身を除く): 810713855

約数列:

[1, 5, 7, 35, 49, 245, 1427, 5839, 7135, 9989, 29195, 40873, 49945, 69923, 204365, 286111, 349615, 1430555, 8332253, 41661265, 58325771, 291628855, 408280397, 2041401985]

約数ペア:

[(1, 2041401985), (5, 408280397), (7, 291628855), (35, 58325771), (49, 41661265), (245, 8332253), (1427, 1430555), (5839, 349615), (7135, 286111), (9989, 204365), (29195, 69923), (40873, 49945)]