8629191

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 13014144

約数和(自身を除く): 4384953

約数列:

[1, 3, 9, 31, 93, 157, 197, 279, 471, 591, 1413, 1773, 4867, 6107, 14601, 18321, 30929, 43803, 54963, 92787, 278361, 958799, 2876397, 8629191]

約数ペア:

[(1, 8629191), (3, 2876397), (9, 958799), (31, 278361), (93, 92787), (157, 54963), (197, 43803), (279, 30929), (471, 18321), (591, 14601), (1413, 6107), (1773, 4867)]