28442344

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^2\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 64961190

約数和(自身を除く): 36518846

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 53, 56, 74, 98, 106, 148, 196, 212, 259, 296, 371, 392, 424, 518, 742, 1036, 1369, 1484, 1813, 1961, 2072, 2597, 2738, 2968, 3626, 3922, 5194, 5476, 7252, 7844, 9583, 10388, 10952, 13727, 14504, 15688, 19166, 20776, 27454, 38332, 54908, 67081, 72557, 76664, 96089, 109816, 134162, 145114, 192178, 268324, 290228, 384356, 507899, 536648, 580456, 768712, 1015798, 2031596, 3555293, 4063192, 7110586, 14221172, 28442344]

約数ペア:

[(1, 28442344), (2, 14221172), (4, 7110586), (7, 4063192), (8, 3555293), (14, 2031596), (28, 1015798), (37, 768712), (49, 580456), (53, 536648), (56, 507899), (74, 384356), (98, 290228), (106, 268324), (148, 192178), (196, 145114), (212, 134162), (259, 109816), (296, 96089), (371, 76664), (392, 72557), (424, 67081), (518, 54908), (742, 38332), (1036, 27454), (1369, 20776), (1484, 19166), (1813, 15688), (1961, 14504), (2072, 13727), (2597, 10952), (2738, 10388), (2968, 9583), (3626, 7844), (3922, 7252), (5194, 5476)]