90916147

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 20850893

約数列:

[1, 7, 41, 43, 53, 139, 287, 301, 371, 973, 1763, 2173, 2279, 5699, 5977, 7367, 12341, 15211, 15953, 39893, 41839, 51569, 93439, 245057, 302047, 316781, 654073, 1715399, 2114329, 2217467, 12988021, 90916147]

約数ペア:

[(1, 90916147), (7, 12988021), (41, 2217467), (43, 2114329), (53, 1715399), (139, 654073), (287, 316781), (301, 302047), (371, 245057), (973, 93439), (1763, 51569), (2173, 41839), (2279, 39893), (5699, 15953), (5977, 15211), (7367, 12341)]