449145

素因数分解:

$3^4\times 5^1\times {\mathrm{1109}}^1$

素因数の和:1126

約数の個数: 20

約数和(自身を含む): 805860

約数和(自身を除く): 356715

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1109, 3327, 5545, 9981, 16635, 29943, 49905, 89829, 149715, 449145]

約数ペア:

[(1, 449145), (3, 149715), (5, 89829), (9, 49905), (15, 29943), (27, 16635), (45, 9981), (81, 5545), (135, 3327), (405, 1109)]