1277125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:633

約数の個数: 16

約数和(自身を含む): 1690416

約数和(自身を除く): 413291

約数列:

[1, 5, 17, 25, 85, 125, 425, 601, 2125, 3005, 10217, 15025, 51085, 75125, 255425, 1277125]

約数ペア:

[(1, 1277125), (5, 255425), (17, 75125), (25, 51085), (85, 15025), (125, 10217), (425, 3005), (601, 2125)]