165321

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:182

約数の個数: 20

約数和(自身を含む): 267652

約数和(自身を除く): 102331

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 157, 351, 471, 1053, 1413, 2041, 4239, 6123, 12717, 18369, 55107, 165321]

約数ペア:

[(1, 165321), (3, 55107), (9, 18369), (13, 12717), (27, 6123), (39, 4239), (81, 2041), (117, 1413), (157, 1053), (351, 471)]