290661665

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{2027}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 424030464

約数和(自身を除く): 133368799

約数列:

[1, 5, 7, 17, 35, 85, 119, 241, 595, 1205, 1687, 2027, 4097, 8435, 10135, 14189, 20485, 28679, 34459, 70945, 143395, 172295, 241213, 488507, 1206065, 2442535, 3419549, 8304619, 17097745, 41523095, 58132333, 290661665]

約数ペア:

[(1, 290661665), (5, 58132333), (7, 41523095), (17, 17097745), (35, 8304619), (85, 3419549), (119, 2442535), (241, 1206065), (595, 488507), (1205, 241213), (1687, 172295), (2027, 143395), (4097, 70945), (8435, 34459), (10135, 28679), (14189, 20485)]