201518317

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5441}}^1$

素因数の和:5509

約数の個数: 32

約数和(自身を含む): 277933824

約数和(自身を除く): 76415507

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 481, 1001, 2849, 3367, 5291, 5441, 37037, 38087, 59851, 70733, 201317, 418957, 495131, 778063, 1409219, 2214487, 2617121, 5446441, 15501409, 18319847, 28788331, 201518317]

約数ペア:

[(1, 201518317), (7, 28788331), (11, 18319847), (13, 15501409), (37, 5446441), (77, 2617121), (91, 2214487), (143, 1409219), (259, 778063), (407, 495131), (481, 418957), (1001, 201317), (2849, 70733), (3367, 59851), (5291, 38087), (5441, 37037)]