6399351

素因数分解:

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

素因数の和:721

約数の個数: 32

約数和(自身を含む): 11072000

約数和(自身を除く): 4672649

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 691, 1029, 1323, 2073, 3087, 4837, 6219, 9261, 14511, 18657, 33859, 43533, 101577, 130599, 237013, 304731, 711039, 914193, 2133117, 6399351]

約数ペア:

[(1, 6399351), (3, 2133117), (7, 914193), (9, 711039), (21, 304731), (27, 237013), (49, 130599), (63, 101577), (147, 43533), (189, 33859), (343, 18657), (441, 14511), (691, 9261), (1029, 6219), (1323, 4837), (2073, 3087)]