13721859

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 7567101

約数列:

[1, 3, 9, 27, 43, 53, 129, 159, 223, 387, 477, 669, 1161, 1431, 2007, 2279, 6021, 6837, 9589, 11819, 20511, 28767, 35457, 61533, 86301, 106371, 258903, 319113, 508217, 1524651, 4573953, 13721859]

約数ペア:

[(1, 13721859), (3, 4573953), (9, 1524651), (27, 508217), (43, 319113), (53, 258903), (129, 106371), (159, 86301), (223, 61533), (387, 35457), (477, 28767), (669, 20511), (1161, 11819), (1431, 9589), (2007, 6837), (2279, 6021)]