40257393

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{1231}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 58662912

約数和(自身を除く): 18405519

約数列:

[1, 3, 11, 33, 991, 1231, 2973, 3693, 10901, 13541, 32703, 40623, 1219921, 3659763, 13419131, 40257393]

約数ペア:

[(1, 40257393), (3, 13419131), (11, 3659763), (33, 1219921), (991, 40623), (1231, 32703), (2973, 13541), (3693, 10901)]