68197227

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 107627520

約数和(自身を除く): 39430293

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 721, 769, 861, 2163, 2307, 4223, 5383, 12669, 16149, 29561, 31529, 79207, 88683, 94587, 220703, 237621, 554449, 662109, 1663347, 3247487, 9742461, 22732409, 68197227]

約数ペア:

[(1, 68197227), (3, 22732409), (7, 9742461), (21, 3247487), (41, 1663347), (103, 662109), (123, 554449), (287, 237621), (309, 220703), (721, 94587), (769, 88683), (861, 79207), (2163, 31529), (2307, 29561), (4223, 16149), (5383, 12669)]