7920555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 13608000

約数和(自身を除く): 5687445

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 349, 445, 1047, 1335, 1513, 1745, 4539, 5235, 5933, 7565, 17799, 22695, 29665, 31061, 88995, 93183, 155305, 465915, 528037, 1584111, 2640185, 7920555]

約数ペア:

[(1, 7920555), (3, 2640185), (5, 1584111), (15, 528037), (17, 465915), (51, 155305), (85, 93183), (89, 88995), (255, 31061), (267, 29665), (349, 22695), (445, 17799), (1047, 7565), (1335, 5933), (1513, 5235), (1745, 4539)]