40393431

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{733}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 64944320

約数和(自身を除く): 24550889

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 351, 471, 733, 1413, 2041, 2199, 4239, 6123, 6597, 9529, 18369, 19791, 28587, 55107, 85761, 115081, 257283, 345243, 1035729, 1496053, 3107187, 4488159, 13464477, 40393431]

約数ペア:

[(1, 40393431), (3, 13464477), (9, 4488159), (13, 3107187), (27, 1496053), (39, 1035729), (117, 345243), (157, 257283), (351, 115081), (471, 85761), (733, 55107), (1413, 28587), (2041, 19791), (2199, 18369), (4239, 9529), (6123, 6597)]