2019417615

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{204913}}^1$

素因数の和:205000

約数の個数: 32

約数和(自身を含む): 3639272640

約数和(自身を除く): 1619855025

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 9855, 204913, 614739, 1024565, 1844217, 3073695, 5532651, 9221085, 14958649, 27663255, 44875947, 74793245, 134627841, 224379735, 403883523, 673139205, 2019417615]

約数ペア:

[(1, 2019417615), (3, 673139205), (5, 403883523), (9, 224379735), (15, 134627841), (27, 74793245), (45, 44875947), (73, 27663255), (135, 14958649), (219, 9221085), (365, 5532651), (657, 3073695), (1095, 1844217), (1971, 1024565), (3285, 614739), (9855, 204913)]