74920293

素因数分解:

$3^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1721}}^1$

素因数の和:2425

約数の個数: 24

約数和(自身を含む): 123928896

約数和(自身を除く): 49008603

約数列:

[1, 3, 7, 9, 21, 63, 691, 1721, 2073, 4837, 5163, 6219, 12047, 14511, 15489, 36141, 43533, 108423, 1189211, 3567633, 8324477, 10702899, 24973431, 74920293]

約数ペア:

[(1, 74920293), (3, 24973431), (7, 10702899), (9, 8324477), (21, 3567633), (63, 1189211), (691, 108423), (1721, 43533), (2073, 36141), (4837, 15489), (5163, 14511), (6219, 12047)]