2017509221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{4451}}^1$

素因数の和:4781

約数の個数: 32

約数和(自身を含む): 2638718208

約数和(自身を除く): 621208987

約数列:

[1, 7, 13, 17, 91, 119, 221, 293, 1547, 2051, 3809, 4451, 4981, 26663, 31157, 34867, 57863, 64753, 75667, 405041, 453271, 529669, 983671, 1304143, 6885697, 9129001, 16953859, 22170431, 118677013, 155193017, 288215603, 2017509221]

約数ペア:

[(1, 2017509221), (7, 288215603), (13, 155193017), (17, 118677013), (91, 22170431), (119, 16953859), (221, 9129001), (293, 6885697), (1547, 1304143), (2051, 983671), (3809, 529669), (4451, 453271), (4981, 405041), (26663, 75667), (31157, 64753), (34867, 57863)]