28391288

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 55296000

約数和(自身を除く): 26904712

約数列:

[1, 2, 4, 8, 31, 62, 124, 239, 248, 478, 479, 956, 958, 1912, 1916, 3832, 7409, 14818, 14849, 29636, 29698, 59272, 59396, 114481, 118792, 228962, 457924, 915848, 3548911, 7097822, 14195644, 28391288]

約数ペア:

[(1, 28391288), (2, 14195644), (4, 7097822), (8, 3548911), (31, 915848), (62, 457924), (124, 228962), (239, 118792), (248, 114481), (478, 59396), (479, 59272), (956, 29698), (958, 29636), (1912, 14849), (1916, 14818), (3832, 7409)]