13328901

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 21254400

約数和(自身を除く): 7925499

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 409, 459, 639, 1207, 1227, 1917, 3621, 3681, 6953, 10863, 11043, 20859, 29039, 32589, 62577, 87117, 187731, 261351, 493663, 784053, 1480989, 4442967, 13328901]

約数ペア:

[(1, 13328901), (3, 4442967), (9, 1480989), (17, 784053), (27, 493663), (51, 261351), (71, 187731), (153, 87117), (213, 62577), (409, 32589), (459, 29039), (639, 20859), (1207, 11043), (1227, 10863), (1917, 6953), (3621, 3681)]