199688277

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{6907}}^1$

素因数の和:7352

約数の個数: 16

約数和(自身を含む): 278530560

約数和(自身を除く): 78842283

約数列:

[1, 3, 23, 69, 419, 1257, 6907, 9637, 20721, 28911, 158861, 476583, 2894033, 8682099, 66562759, 199688277]

約数ペア:

[(1, 199688277), (3, 66562759), (23, 8682099), (69, 2894033), (419, 476583), (1257, 158861), (6907, 28911), (9637, 20721)]