13002171

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 21600768

約数和(自身を除く): 8598597

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 491, 679, 1261, 1473, 2037, 3437, 3783, 6383, 8827, 10311, 19149, 26481, 44681, 47627, 134043, 142881, 333389, 619151, 1000167, 1857453, 4334057, 13002171]

約数ペア:

[(1, 13002171), (3, 4334057), (7, 1857453), (13, 1000167), (21, 619151), (39, 333389), (91, 142881), (97, 134043), (273, 47627), (291, 44681), (491, 26481), (679, 19149), (1261, 10311), (1473, 8827), (2037, 6383), (3437, 3783)]