81653337

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2411}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 121912128

約数和(自身を除く): 40258791

約数列:

[1, 3, 9, 53, 71, 159, 213, 477, 639, 2411, 3763, 7233, 11289, 21699, 33867, 127783, 171181, 383349, 513543, 1150047, 1540629, 9072593, 27217779, 81653337]

約数ペア:

[(1, 81653337), (3, 27217779), (9, 9072593), (53, 1540629), (71, 1150047), (159, 513543), (213, 383349), (477, 171181), (639, 127783), (2411, 33867), (3763, 21699), (7233, 11289)]