259907998

素因数分解:

$2^1\times 7^1\times {\mathrm{2213}}^1\times {\mathrm{8389}}^1$

素因数の和:10611

約数の個数: 16

約数和(自身を含む): 445811040

約数和(自身を除く): 185903042

約数列:

[1, 2, 7, 14, 2213, 4426, 8389, 15491, 16778, 30982, 58723, 117446, 18564857, 37129714, 129953999, 259907998]

約数ペア:

[(1, 259907998), (2, 129953999), (7, 37129714), (14, 18564857), (2213, 117446), (4426, 58723), (8389, 30982), (15491, 16778)]