215687718

素因数分解:

$2^1\times 3^3\times {\mathrm{397}}^1\times {\mathrm{10061}}^1$

素因数の和:10469

約数の個数: 32

約数和(自身を含む): 480561120

約数和(自身を除く): 264873402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397, 794, 1191, 2382, 3573, 7146, 10061, 10719, 20122, 21438, 30183, 60366, 90549, 181098, 271647, 543294, 3994217, 7988434, 11982651, 23965302, 35947953, 71895906, 107843859, 215687718]

約数ペア:

[(1, 215687718), (2, 107843859), (3, 71895906), (6, 35947953), (9, 23965302), (18, 11982651), (27, 7988434), (54, 3994217), (397, 543294), (794, 271647), (1191, 181098), (2382, 90549), (3573, 60366), (7146, 30183), (10061, 21438), (10719, 20122)]