185640903

素因数分解:

$3^4\times 7^1\times {\mathrm{327409}}^1$

素因数の和:327428

約数の個数: 20

約数和(自身を含む): 316932880

約数和(自身を除く): 131291977

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 327409, 982227, 2291863, 2946681, 6875589, 8840043, 20626767, 26520129, 61880301, 185640903]

約数ペア:

[(1, 185640903), (3, 61880301), (7, 26520129), (9, 20626767), (21, 8840043), (27, 6875589), (63, 2946681), (81, 2291863), (189, 982227), (567, 327409)]