268059995

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1753}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 390987648

約数和(自身を除く): 122927653

約数列:

[1, 5, 7, 17, 35, 85, 119, 257, 595, 1285, 1753, 1799, 4369, 8765, 8995, 12271, 21845, 29801, 30583, 61355, 149005, 152915, 208607, 450521, 1043035, 2252605, 3153647, 7658857, 15768235, 38294285, 53611999, 268059995]

約数ペア:

[(1, 268059995), (5, 53611999), (7, 38294285), (17, 15768235), (35, 7658857), (85, 3153647), (119, 2252605), (257, 1043035), (595, 450521), (1285, 208607), (1753, 152915), (1799, 149005), (4369, 61355), (8765, 30583), (8995, 29801), (12271, 21845)]