11780559

素因数分解:

$3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 20444160

約数和(自身を除く): 8663601

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 81, 189, 237, 263, 553, 567, 711, 789, 1659, 1841, 2133, 2367, 4977, 5523, 6399, 7101, 14931, 16569, 20777, 21303, 44793, 49707, 62331, 145439, 149121, 186993, 436317, 560979, 1308951, 1682937, 3926853, 11780559]

約数ペア:

[(1, 11780559), (3, 3926853), (7, 1682937), (9, 1308951), (21, 560979), (27, 436317), (63, 186993), (79, 149121), (81, 145439), (189, 62331), (237, 49707), (263, 44793), (553, 21303), (567, 20777), (711, 16569), (789, 14931), (1659, 7101), (1841, 6399), (2133, 5523), (2367, 4977)]