81637458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1231}}^1\times {\mathrm{1579}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 186869760

約数和(自身を除く): 105232302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1231, 1579, 2462, 3158, 3693, 4737, 7386, 8617, 9474, 11053, 17234, 22106, 25851, 33159, 51702, 66318, 1943749, 3887498, 5831247, 11662494, 13606243, 27212486, 40818729, 81637458]

約数ペア:

[(1, 81637458), (2, 40818729), (3, 27212486), (6, 13606243), (7, 11662494), (14, 5831247), (21, 3887498), (42, 1943749), (1231, 66318), (1579, 51702), (2462, 33159), (3158, 25851), (3693, 22106), (4737, 17234), (7386, 11053), (8617, 9474)]