3945552005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2657}}^1$

素因数の和:2869

約数の個数: 32

約数和(自身を含む): 4960465920

約数和(自身を除く): 1014913915

約数列:

[1, 5, 47, 71, 89, 235, 355, 445, 2657, 3337, 4183, 6319, 13285, 16685, 20915, 31595, 124879, 188647, 236473, 296993, 624395, 943235, 1182365, 1484965, 8866409, 11114231, 16789583, 44332045, 55571155, 83947915, 789110401, 3945552005]

約数ペア:

[(1, 3945552005), (5, 789110401), (47, 83947915), (71, 55571155), (89, 44332045), (235, 16789583), (355, 11114231), (445, 8866409), (2657, 1484965), (3337, 1182365), (4183, 943235), (6319, 624395), (13285, 296993), (16685, 236473), (20915, 188647), (31595, 124879)]