121721264

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15307}}^1$

素因数の和:15393

約数の個数: 40

約数和(自身を含む): 273339648

約数和(自身を除く): 151618384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 15307, 30614, 61228, 107149, 122456, 214298, 244912, 428596, 857192, 1086797, 1714384, 2173594, 4347188, 7607579, 8694376, 15215158, 17388752, 30430316, 60860632, 121721264]

約数ペア:

[(1, 121721264), (2, 60860632), (4, 30430316), (7, 17388752), (8, 15215158), (14, 8694376), (16, 7607579), (28, 4347188), (56, 2173594), (71, 1714384), (112, 1086797), (142, 857192), (284, 428596), (497, 244912), (568, 214298), (994, 122456), (1136, 107149), (1988, 61228), (3976, 30614), (7952, 15307)]