71251089

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{727}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 117411840

約数和(自身を除く): 46160751

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 359, 727, 1077, 2181, 2513, 4667, 5089, 7539, 9451, 14001, 15267, 28353, 32669, 66157, 98007, 198471, 260993, 782979, 1826951, 3392909, 5480853, 10178727, 23750363, 71251089]

約数ペア:

[(1, 71251089), (3, 23750363), (7, 10178727), (13, 5480853), (21, 3392909), (39, 1826951), (91, 782979), (273, 260993), (359, 198471), (727, 98007), (1077, 66157), (2181, 32669), (2513, 28353), (4667, 15267), (5089, 14001), (7539, 9451)]