91257208

素因数分解:

$2^3\times 7^4\times {\mathrm{4751}}^1$

素因数の和:4785

約数の個数: 40

約数和(自身を含む): 199655280

約数和(自身を除く): 108398072

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2401, 2744, 4751, 4802, 9502, 9604, 19004, 19208, 33257, 38008, 66514, 133028, 232799, 266056, 465598, 931196, 1629593, 1862392, 3259186, 6518372, 11407151, 13036744, 22814302, 45628604, 91257208]

約数ペア:

[(1, 91257208), (2, 45628604), (4, 22814302), (7, 13036744), (8, 11407151), (14, 6518372), (28, 3259186), (49, 1862392), (56, 1629593), (98, 931196), (196, 465598), (343, 266056), (392, 232799), (686, 133028), (1372, 66514), (2401, 38008), (2744, 33257), (4751, 19208), (4802, 19004), (9502, 9604)]