172020135

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{827}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 321687936

約数和(自身を除く): 149667801

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 283, 735, 827, 849, 1415, 1981, 2481, 4135, 4245, 5789, 5943, 9905, 12405, 13867, 17367, 28945, 29715, 40523, 41601, 69335, 86835, 121569, 202615, 208005, 234041, 607845, 702123, 1170205, 1638287, 3510615, 4914861, 8191435, 11468009, 24574305, 34404027, 57340045, 172020135]

約数ペア:

[(1, 172020135), (3, 57340045), (5, 34404027), (7, 24574305), (15, 11468009), (21, 8191435), (35, 4914861), (49, 3510615), (105, 1638287), (147, 1170205), (245, 702123), (283, 607845), (735, 234041), (827, 208005), (849, 202615), (1415, 121569), (1981, 86835), (2481, 69335), (4135, 41601), (4245, 40523), (5789, 29715), (5943, 28945), (9905, 17367), (12405, 13867)]