17929107

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:429

約数の個数: 40

約数和(自身を含む): 31006976

約数和(自身を除く): 13077869

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 307, 309, 567, 721, 921, 927, 2149, 2163, 2763, 2781, 6447, 6489, 8289, 8343, 19341, 19467, 24867, 31621, 58023, 58401, 94863, 174069, 221347, 284589, 664041, 853767, 1992123, 2561301, 5976369, 17929107]

約数ペア:

[(1, 17929107), (3, 5976369), (7, 2561301), (9, 1992123), (21, 853767), (27, 664041), (63, 284589), (81, 221347), (103, 174069), (189, 94863), (307, 58401), (309, 58023), (567, 31621), (721, 24867), (921, 19467), (927, 19341), (2149, 8343), (2163, 8289), (2763, 6489), (2781, 6447)]