42989848

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 89775000

約数和(自身を除く): 46785152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 121, 178, 242, 356, 484, 499, 712, 968, 979, 998, 1958, 1996, 3916, 3992, 5489, 7832, 10769, 10978, 21538, 21956, 43076, 43912, 44411, 60379, 86152, 88822, 120758, 177644, 241516, 355288, 483032, 488521, 977042, 1954084, 3908168, 5373731, 10747462, 21494924, 42989848]

約数ペア:

[(1, 42989848), (2, 21494924), (4, 10747462), (8, 5373731), (11, 3908168), (22, 1954084), (44, 977042), (88, 488521), (89, 483032), (121, 355288), (178, 241516), (242, 177644), (356, 120758), (484, 88822), (499, 86152), (712, 60379), (968, 44411), (979, 43912), (998, 43076), (1958, 21956), (1996, 21538), (3916, 10978), (3992, 10769), (5489, 7832)]