258539834

素因数分解:

$2^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{81353}}^1$

素因数の和:81589

約数の個数: 16

約数和(自身を含む): 445169088

約数和(自身を除く): 186629254

約数列:

[1, 2, 7, 14, 227, 454, 1589, 3178, 81353, 162706, 569471, 1138942, 18467131, 36934262, 129269917, 258539834]

約数ペア:

[(1, 258539834), (2, 129269917), (7, 36934262), (14, 18467131), (227, 1138942), (454, 569471), (1589, 162706), (3178, 81353)]