1233549

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 20

約数和(自身を含む): 1873564

約数和(自身を除く): 640015

約数列:

[1, 3, 9, 27, 81, 97, 157, 291, 471, 873, 1413, 2619, 4239, 7857, 12717, 15229, 45687, 137061, 411183, 1233549]

約数ペア:

[(1, 1233549), (3, 411183), (9, 137061), (27, 45687), (81, 15229), (97, 12717), (157, 7857), (291, 4239), (471, 2619), (873, 1413)]