15017709

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 23721984

約数和(自身を除く): 8704275

約数列:

[1, 3, 7, 21, 53, 103, 131, 159, 309, 371, 393, 721, 917, 1113, 2163, 2751, 5459, 6943, 13493, 16377, 20829, 38213, 40479, 48601, 94451, 114639, 145803, 283353, 715129, 2145387, 5005903, 15017709]

約数ペア:

[(1, 15017709), (3, 5005903), (7, 2145387), (21, 715129), (53, 283353), (103, 145803), (131, 114639), (159, 94451), (309, 48601), (371, 40479), (393, 38213), (721, 20829), (917, 16377), (1113, 13493), (2163, 6943), (2751, 5459)]