15121001

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 17731584

約数和(自身を除く): 2610583

約数列:

[1, 7, 73, 127, 233, 511, 889, 1631, 9271, 17009, 29591, 64897, 119063, 207137, 2160143, 15121001]

約数ペア:

[(1, 15121001), (7, 2160143), (73, 207137), (127, 119063), (233, 64897), (511, 29591), (889, 17009), (1631, 9271)]