123889246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1588

約数の個数: 32

約数和(自身を含む): 207990720

約数和(自身を除く): 84101474

約数列:

[1, 2, 13, 26, 37, 74, 89, 178, 481, 962, 1157, 1447, 2314, 2894, 3293, 6586, 18811, 37622, 42809, 53539, 85618, 107078, 128783, 257566, 696007, 1392014, 1674179, 3348358, 4764971, 9529942, 61944623, 123889246]

約数ペア:

[(1, 123889246), (2, 61944623), (13, 9529942), (26, 4764971), (37, 3348358), (74, 1674179), (89, 1392014), (178, 696007), (481, 257566), (962, 128783), (1157, 107078), (1447, 85618), (2314, 53539), (2894, 42809), (3293, 37622), (6586, 18811)]