1421915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 16

約数和(自身を含む): 1886976

約数和(自身を除く): 465061

約数列:

[1, 5, 11, 55, 103, 251, 515, 1133, 1255, 2761, 5665, 13805, 25853, 129265, 284383, 1421915]

約数ペア:

[(1, 1421915), (5, 284383), (11, 129265), (55, 25853), (103, 13805), (251, 5665), (515, 2761), (1133, 1255)]