28149303

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1063}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 46713856

約数和(自身を除く): 18564553

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1063, 1261, 2037, 3189, 3783, 7441, 8827, 13819, 22323, 26481, 41457, 96733, 103111, 290199, 309333, 721777, 1340443, 2165331, 4021329, 9383101, 28149303]

約数ペア:

[(1, 28149303), (3, 9383101), (7, 4021329), (13, 2165331), (21, 1340443), (39, 721777), (91, 309333), (97, 290199), (273, 103111), (291, 96733), (679, 41457), (1063, 26481), (1261, 22323), (2037, 13819), (3189, 8827), (3783, 7441)]