17727831

素因数分解:

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

素因数の和:324

約数の個数: 36

約数和(自身を含む): 28659904

約数和(自身を除く): 10932073

約数列:

[1, 3, 9, 11, 33, 73, 99, 121, 219, 223, 363, 657, 669, 803, 1089, 2007, 2409, 2453, 7227, 7359, 8833, 16279, 22077, 26499, 26983, 48837, 79497, 80949, 146511, 179069, 242847, 537207, 1611621, 1969759, 5909277, 17727831]

約数ペア:

[(1, 17727831), (3, 5909277), (9, 1969759), (11, 1611621), (33, 537207), (73, 242847), (99, 179069), (121, 146511), (219, 80949), (223, 79497), (363, 48837), (657, 26983), (669, 26499), (803, 22077), (1089, 16279), (2007, 8833), (2409, 7359), (2453, 7227)]