243399123

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{223507}}^1$

素因数の和:223535

約数の個数: 18

約数和(自身を含む): 386445332

約数和(自身を除く): 143046209

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 223507, 670521, 2011563, 2458577, 7375731, 22127193, 27044347, 81133041, 243399123]

約数ペア:

[(1, 243399123), (3, 81133041), (9, 27044347), (11, 22127193), (33, 7375731), (99, 2458577), (121, 2011563), (363, 670521), (1089, 223507)]