72135668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{11003}}^1$

素因数の和:11167

約数の個数: 24

約数和(自身を含む): 138650400

約数和(自身を除く): 66514732

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 11003, 22006, 44012, 121033, 242066, 484132, 1639447, 3278894, 6557788, 18033917, 36067834, 72135668]

約数ペア:

[(1, 72135668), (2, 36067834), (4, 18033917), (11, 6557788), (22, 3278894), (44, 1639447), (149, 484132), (298, 242066), (596, 121033), (1639, 44012), (3278, 22006), (6556, 11003)]