129761919

素因数分解:

$3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1747}}^1$

素因数の和:1897

約数の個数: 40

約数和(自身を含む): 223352448

約数和(自身を除く): 93590529

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 131, 189, 393, 567, 917, 1179, 1747, 2751, 3537, 5241, 8253, 10611, 12229, 15723, 24759, 36687, 47169, 74277, 110061, 141507, 228857, 330183, 686571, 990549, 1601999, 2059713, 4805997, 6179139, 14417991, 18537417, 43253973, 129761919]

約数ペア:

[(1, 129761919), (3, 43253973), (7, 18537417), (9, 14417991), (21, 6179139), (27, 4805997), (63, 2059713), (81, 1601999), (131, 990549), (189, 686571), (393, 330183), (567, 228857), (917, 141507), (1179, 110061), (1747, 74277), (2751, 47169), (3537, 36687), (5241, 24759), (8253, 15723), (10611, 12229)]