28563128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 63076320

約数和(自身を除く): 34513192

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 61, 68, 88, 122, 136, 187, 244, 313, 374, 488, 626, 671, 748, 1037, 1252, 1342, 1496, 2074, 2504, 2684, 3443, 4148, 5321, 5368, 6886, 8296, 10642, 11407, 13772, 19093, 21284, 22814, 27544, 38186, 42568, 45628, 58531, 76372, 91256, 117062, 152744, 210023, 234124, 324581, 420046, 468248, 649162, 840092, 1298324, 1680184, 2596648, 3570391, 7140782, 14281564, 28563128]

約数ペア:

[(1, 28563128), (2, 14281564), (4, 7140782), (8, 3570391), (11, 2596648), (17, 1680184), (22, 1298324), (34, 840092), (44, 649162), (61, 468248), (68, 420046), (88, 324581), (122, 234124), (136, 210023), (187, 152744), (244, 117062), (313, 91256), (374, 76372), (488, 58531), (626, 45628), (671, 42568), (748, 38186), (1037, 27544), (1252, 22814), (1342, 21284), (1496, 19093), (2074, 13772), (2504, 11407), (2684, 10642), (3443, 8296), (4148, 6886), (5321, 5368)]