1970745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^2$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 3630144

約数和(自身を除く): 1659399

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 2055, 2877, 4795, 14385, 18769, 56307, 93845, 131383, 281535, 394149, 656915, 1970745]

約数ペア:

[(1, 1970745), (3, 656915), (5, 394149), (7, 281535), (15, 131383), (21, 93845), (35, 56307), (105, 18769), (137, 14385), (411, 4795), (685, 2877), (959, 2055)]