489444865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1075703}}^1$

素因数の和:1075728

約数の個数: 16

約数和(自身を含む): 722873088

約数和(自身を除く): 233428223

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1075703, 5378515, 7529921, 13984139, 37649605, 69920695, 97888973, 489444865]

約数ペア:

[(1, 489444865), (5, 97888973), (7, 69920695), (13, 37649605), (35, 13984139), (65, 7529921), (91, 5378515), (455, 1075703)]