28713045879

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{15077}}^1$

素因数の和:15189

約数の個数: 96

約数和(自身を含む): 52437665280

約数和(自身を除く): 23724619401

約数列:

[1, 3, 7, 9, 19, 21, 37, 43, 57, 63, 111, 129, 133, 171, 259, 301, 333, 387, 399, 703, 777, 817, 903, 1197, 1591, 2109, 2331, 2451, 2709, 4773, 4921, 5719, 6327, 7353, 11137, 14319, 14763, 15077, 17157, 30229, 33411, 44289, 45231, 51471, 90687, 100233, 105539, 135693, 211603, 272061, 286463, 316617, 557849, 634809, 648311, 859389, 949851, 1673547, 1904427, 1944933, 2005241, 2578167, 3904943, 4538177, 5020641, 5834799, 6015723, 10599131, 11714829, 12317909, 13614531, 18047169, 23987507, 31797393, 35144487, 36953727, 40843593, 71962521, 74193917, 86225363, 95392179, 110861181, 167912549, 215887563, 222581751, 258676089, 455762633, 503737647, 667745253, 776028267, 1367287899, 1511212941, 3190338431, 4101863697, 9571015293, 28713045879]

約数ペア:

[(1, 28713045879), (3, 9571015293), (7, 4101863697), (9, 3190338431), (19, 1511212941), (21, 1367287899), (37, 776028267), (43, 667745253), (57, 503737647), (63, 455762633), (111, 258676089), (129, 222581751), (133, 215887563), (171, 167912549), (259, 110861181), (301, 95392179), (333, 86225363), (387, 74193917), (399, 71962521), (703, 40843593), (777, 36953727), (817, 35144487), (903, 31797393), (1197, 23987507), (1591, 18047169), (2109, 13614531), (2331, 12317909), (2451, 11714829), (2709, 10599131), (4773, 6015723), (4921, 5834799), (5719, 5020641), (6327, 4538177), (7353, 3904943), (11137, 2578167), (14319, 2005241), (14763, 1944933), (15077, 1904427), (17157, 1673547), (30229, 949851), (33411, 859389), (44289, 648311), (45231, 634809), (51471, 557849), (90687, 316617), (100233, 286463), (105539, 272061), (135693, 211603)]