13470821

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 17040960

約数和(自身を除く): 3570139

約数列:

[1, 7, 13, 59, 91, 169, 193, 413, 767, 1183, 1351, 2509, 5369, 9971, 11387, 17563, 32617, 69797, 79709, 148031, 228319, 1036217, 1924403, 13470821]

約数ペア:

[(1, 13470821), (7, 1924403), (13, 1036217), (59, 228319), (91, 148031), (169, 79709), (193, 69797), (413, 32617), (767, 17563), (1183, 11387), (1351, 9971), (2509, 5369)]