7964145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 15979392

約数和(自身を除く): 8015247

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 131, 193, 315, 393, 579, 655, 917, 965, 1179, 1351, 1737, 1965, 2751, 2895, 4053, 4585, 5895, 6755, 8253, 8685, 12159, 13755, 20265, 25283, 41265, 60795, 75849, 126415, 176981, 227547, 379245, 530943, 884905, 1137735, 1592829, 2654715, 7964145]

約数ペア:

[(1, 7964145), (3, 2654715), (5, 1592829), (7, 1137735), (9, 884905), (15, 530943), (21, 379245), (35, 227547), (45, 176981), (63, 126415), (105, 75849), (131, 60795), (193, 41265), (315, 25283), (393, 20265), (579, 13755), (655, 12159), (917, 8685), (965, 8253), (1179, 6755), (1351, 5895), (1737, 4585), (1965, 4053), (2751, 2895)]