40498809

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1571}}^1$

素因数の和:2248

約数の個数: 16

約数和(自身を含む): 58277184

約数和(自身を除く): 17778375

約数列:

[1, 3, 13, 39, 661, 1571, 1983, 4713, 8593, 20423, 25779, 61269, 1038431, 3115293, 13499603, 40498809]

約数ペア:

[(1, 40498809), (3, 13499603), (13, 3115293), (39, 1038431), (661, 61269), (1571, 25779), (1983, 20423), (4713, 8593)]