1611621

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 2585856

約数和(自身を除く): 974235

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 223, 657, 669, 803, 2007, 2409, 2453, 7227, 7359, 16279, 22077, 48837, 146511, 179069, 537207, 1611621]

約数ペア:

[(1, 1611621), (3, 537207), (9, 179069), (11, 146511), (33, 48837), (73, 22077), (99, 16279), (219, 7359), (223, 7227), (657, 2453), (669, 2409), (803, 2007)]