28498888

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 59850000

約数和(自身を除く): 31351112

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 121, 236, 242, 472, 484, 499, 649, 968, 998, 1298, 1996, 2596, 3992, 5192, 5489, 7139, 10978, 14278, 21956, 28556, 29441, 43912, 57112, 58882, 60379, 117764, 120758, 235528, 241516, 323851, 483032, 647702, 1295404, 2590808, 3562361, 7124722, 14249444, 28498888]

約数ペア:

[(1, 28498888), (2, 14249444), (4, 7124722), (8, 3562361), (11, 2590808), (22, 1295404), (44, 647702), (59, 483032), (88, 323851), (118, 241516), (121, 235528), (236, 120758), (242, 117764), (472, 60379), (484, 58882), (499, 57112), (649, 43912), (968, 29441), (998, 28556), (1298, 21956), (1996, 14278), (2596, 10978), (3992, 7139), (5192, 5489)]