215896434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{16981}}^1$

素因数の和:17162

約数の個数: 32

約数和(自身を含む): 467888064

約数和(自身を除く): 251991630

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163, 326, 489, 978, 2119, 4238, 6357, 12714, 16981, 33962, 50943, 101886, 220753, 441506, 662259, 1324518, 2767903, 5535806, 8303709, 16607418, 35982739, 71965478, 107948217, 215896434]

約数ペア:

[(1, 215896434), (2, 107948217), (3, 71965478), (6, 35982739), (13, 16607418), (26, 8303709), (39, 5535806), (78, 2767903), (163, 1324518), (326, 662259), (489, 441506), (978, 220753), (2119, 101886), (4238, 50943), (6357, 33962), (12714, 16981)]