1316875

素因数分解:

$5^4\times 7^2\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 30

約数和(自身を含む): 1958748

約数和(自身を除く): 641873

約数列:

[1, 5, 7, 25, 35, 43, 49, 125, 175, 215, 245, 301, 625, 875, 1075, 1225, 1505, 2107, 4375, 5375, 6125, 7525, 10535, 26875, 30625, 37625, 52675, 188125, 263375, 1316875]

約数ペア:

[(1, 1316875), (5, 263375), (7, 188125), (25, 52675), (35, 37625), (43, 30625), (49, 26875), (125, 10535), (175, 7525), (215, 6125), (245, 5375), (301, 4375), (625, 2107), (875, 1505), (1075, 1225)]