256589846

素因数分解:

$2^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1\times {\mathrm{1217}}^1$

素因数の和:1879

約数の個数: 16

約数和(自身を含む): 387616320

約数和(自身を除く): 131026474

約数列:

[1, 2, 271, 389, 542, 778, 1217, 2434, 105419, 210838, 329807, 473413, 659614, 946826, 128294923, 256589846]

約数ペア:

[(1, 256589846), (2, 128294923), (271, 946826), (389, 659614), (542, 473413), (778, 329807), (1217, 210838), (2434, 105419)]