55318557

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{7297}}^1$

素因数の和:7345

約数の個数: 24

約数和(自身を含む): 88977216

約数和(自身を除く): 33658659

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7297, 7581, 21891, 51079, 138643, 153237, 415929, 970501, 2634217, 2911503, 7902651, 18439519, 55318557]

約数ペア:

[(1, 55318557), (3, 18439519), (7, 7902651), (19, 2911503), (21, 2634217), (57, 970501), (133, 415929), (361, 153237), (399, 138643), (1083, 51079), (2527, 21891), (7297, 7581)]