71896329

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{21649}}^1$

素因数の和:21702

約数の個数: 20

約数和(自身を含む): 110025300

約数和(自身を除く): 38128971

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 21649, 64947, 194841, 584523, 887609, 1753569, 2662827, 7988481, 23965443, 71896329]

約数ペア:

[(1, 71896329), (3, 23965443), (9, 7988481), (27, 2662827), (41, 1753569), (81, 887609), (123, 584523), (369, 194841), (1107, 64947), (3321, 21649)]