1977355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 2575584

約数和(自身を除く): 598229

約数列:

[1, 5, 17, 43, 85, 215, 541, 731, 2705, 3655, 9197, 23263, 45985, 116315, 395471, 1977355]

約数ペア:

[(1, 1977355), (5, 395471), (17, 116315), (43, 45985), (85, 23263), (215, 9197), (541, 3655), (731, 2705)]