47149912

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 90090000

約数和(自身を除く): 42940088

約数列:

[1, 2, 4, 8, 109, 139, 218, 278, 389, 436, 556, 778, 872, 1112, 1556, 3112, 15151, 30302, 42401, 54071, 60604, 84802, 108142, 121208, 169604, 216284, 339208, 432568, 5893739, 11787478, 23574956, 47149912]

約数ペア:

[(1, 47149912), (2, 23574956), (4, 11787478), (8, 5893739), (109, 432568), (139, 339208), (218, 216284), (278, 169604), (389, 121208), (436, 108142), (556, 84802), (778, 60604), (872, 54071), (1112, 42401), (1556, 30302), (3112, 15151)]