191508590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 426142080

約数和(自身を除く): 234633490

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 389, 455, 541, 778, 910, 1082, 1945, 2705, 2723, 3787, 3890, 5057, 5410, 5446, 7033, 7574, 10114, 13615, 14066, 18935, 25285, 27230, 35165, 35399, 37870, 49231, 50570, 70330, 70798, 98462, 176995, 210449, 246155, 353990, 420898, 492310, 1052245, 1473143, 2104490, 2735837, 2946286, 5471674, 7365715, 13679185, 14731430, 19150859, 27358370, 38301718, 95754295, 191508590]

約数ペア:

[(1, 191508590), (2, 95754295), (5, 38301718), (7, 27358370), (10, 19150859), (13, 14731430), (14, 13679185), (26, 7365715), (35, 5471674), (65, 2946286), (70, 2735837), (91, 2104490), (130, 1473143), (182, 1052245), (389, 492310), (455, 420898), (541, 353990), (778, 246155), (910, 210449), (1082, 176995), (1945, 98462), (2705, 70798), (2723, 70330), (3787, 50570), (3890, 49231), (5057, 37870), (5410, 35399), (5446, 35165), (7033, 27230), (7574, 25285), (10114, 18935), (13615, 14066)]