28841204

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 62406792

約数和(自身を除く): 33565588

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 49, 74, 82, 97, 98, 148, 164, 194, 196, 259, 287, 388, 518, 574, 679, 1036, 1148, 1358, 1517, 1813, 2009, 2716, 3034, 3589, 3626, 3977, 4018, 4753, 6068, 7178, 7252, 7954, 8036, 9506, 10619, 14356, 15908, 19012, 21238, 25123, 27839, 42476, 50246, 55678, 74333, 100492, 111356, 147149, 148666, 175861, 194873, 294298, 297332, 351722, 389746, 588596, 703444, 779492, 1030043, 2060086, 4120172, 7210301, 14420602, 28841204]

約数ペア:

[(1, 28841204), (2, 14420602), (4, 7210301), (7, 4120172), (14, 2060086), (28, 1030043), (37, 779492), (41, 703444), (49, 588596), (74, 389746), (82, 351722), (97, 297332), (98, 294298), (148, 194873), (164, 175861), (194, 148666), (196, 147149), (259, 111356), (287, 100492), (388, 74333), (518, 55678), (574, 50246), (679, 42476), (1036, 27839), (1148, 25123), (1358, 21238), (1517, 19012), (1813, 15908), (2009, 14356), (2716, 10619), (3034, 9506), (3589, 8036), (3626, 7954), (3977, 7252), (4018, 7178), (4753, 6068)]