2971945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 3814272

約数和(自身を除く): 842327

約数列:

[1, 5, 23, 43, 115, 215, 601, 989, 3005, 4945, 13823, 25843, 69115, 129215, 594389, 2971945]

約数ペア:

[(1, 2971945), (5, 594389), (23, 129215), (43, 69115), (115, 25843), (215, 13823), (601, 4945), (989, 3005)]