15356817

素因数分解:

$3^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 26197760

約数和(自身を除く): 10840943

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 193, 421, 579, 1263, 1351, 1737, 2947, 3789, 4053, 5211, 8841, 11367, 12159, 26523, 36477, 79569, 81253, 243759, 568771, 731277, 1706313, 2193831, 5118939, 15356817]

約数ペア:

[(1, 15356817), (3, 5118939), (7, 2193831), (9, 1706313), (21, 731277), (27, 568771), (63, 243759), (189, 81253), (193, 79569), (421, 36477), (579, 26523), (1263, 12159), (1351, 11367), (1737, 8841), (2947, 5211), (3789, 4053)]