1231745830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1361}}^1\times {\mathrm{1847}}^1$

素因数の和:3229

約数の個数: 48

約数和(自身を含む): 2582417376

約数和(自身を除く): 1350671546

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1361, 1847, 2722, 3694, 6805, 9235, 9527, 12929, 13610, 18470, 19054, 25858, 47635, 64645, 66689, 90503, 95270, 129290, 133378, 181006, 333445, 452515, 666890, 905030, 2513767, 5027534, 12568835, 17596369, 25137670, 35192738, 87981845, 123174583, 175963690, 246349166, 615872915, 1231745830]

約数ペア:

[(1, 1231745830), (2, 615872915), (5, 246349166), (7, 175963690), (10, 123174583), (14, 87981845), (35, 35192738), (49, 25137670), (70, 17596369), (98, 12568835), (245, 5027534), (490, 2513767), (1361, 905030), (1847, 666890), (2722, 452515), (3694, 333445), (6805, 181006), (9235, 133378), (9527, 129290), (12929, 95270), (13610, 90503), (18470, 66689), (19054, 64645), (25858, 47635)]