13215621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2251}}^1$

素因数の和:2376

約数の個数: 16

約数和(自身を含む): 18736640

約数和(自身を除く): 5521019

約数列:

[1, 3, 19, 57, 103, 309, 1957, 2251, 5871, 6753, 42769, 128307, 231853, 695559, 4405207, 13215621]

約数ペア:

[(1, 13215621), (3, 4405207), (19, 695559), (57, 231853), (103, 128307), (309, 42769), (1957, 6753), (2251, 5871)]