1621817119

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10651}}^1$

素因数の和:10747

約数の個数: 24

約数和(自身を含む): 1894735152

約数和(自身を除く): 272918033

約数列:

[1, 13, 17, 53, 169, 221, 689, 901, 2873, 8957, 10651, 11713, 138463, 152269, 181067, 564503, 1800019, 2353871, 7338539, 9596551, 30600323, 95401007, 124755163, 1621817119]

約数ペア:

[(1, 1621817119), (13, 124755163), (17, 95401007), (53, 30600323), (169, 9596551), (221, 7338539), (689, 2353871), (901, 1800019), (2873, 564503), (8957, 181067), (10651, 152269), (11713, 138463)]