5381915

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 8199792

約数和(自身を除く): 2817877

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 1997, 2695, 9985, 13979, 21967, 69895, 97853, 109835, 153769, 489265, 768845, 1076383, 5381915]

約数ペア:

[(1, 5381915), (5, 1076383), (7, 768845), (11, 489265), (35, 153769), (49, 109835), (55, 97853), (77, 69895), (245, 21967), (385, 13979), (539, 9985), (1997, 2695)]