2021469905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{49919}}^1$

素因数の和:50033

約数の個数: 32

約数和(自身を含む): 3019161600

約数和(自身を除く): 997691695

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 5785, 8099, 40495, 49919, 249595, 349433, 648947, 1747165, 3244735, 4442791, 4542629, 22213955, 22713145, 31099537, 57756283, 155497685, 288781415, 404293981, 2021469905]

約数ペア:

[(1, 2021469905), (5, 404293981), (7, 288781415), (13, 155497685), (35, 57756283), (65, 31099537), (89, 22713145), (91, 22213955), (445, 4542629), (455, 4442791), (623, 3244735), (1157, 1747165), (3115, 648947), (5785, 349433), (8099, 249595), (40495, 49919)]