2742579

素因数分解:

$3^4\times 7^2\times {\mathrm{691}}^1$

素因数の和:717

約数の個数: 30

約数和(自身を含む): 4772724

約数和(自身を除く): 2030145

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 691, 1323, 2073, 3969, 4837, 6219, 14511, 18657, 33859, 43533, 55971, 101577, 130599, 304731, 391797, 914193, 2742579]

約数ペア:

[(1, 2742579), (3, 914193), (7, 391797), (9, 304731), (21, 130599), (27, 101577), (49, 55971), (63, 43533), (81, 33859), (147, 18657), (189, 14511), (441, 6219), (567, 4837), (691, 3969), (1323, 2073)]