28810392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 49571688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 107, 156, 214, 312, 321, 428, 642, 856, 863, 1284, 1391, 1726, 2568, 2589, 2782, 3452, 4173, 5178, 5564, 6904, 8346, 10356, 11128, 11219, 16692, 20712, 22438, 33384, 33657, 44876, 67314, 89752, 92341, 134628, 184682, 269256, 277023, 369364, 554046, 738728, 1108092, 1200433, 2216184, 2400866, 3601299, 4801732, 7202598, 9603464, 14405196, 28810392]

約数ペア:

[(1, 28810392), (2, 14405196), (3, 9603464), (4, 7202598), (6, 4801732), (8, 3601299), (12, 2400866), (13, 2216184), (24, 1200433), (26, 1108092), (39, 738728), (52, 554046), (78, 369364), (104, 277023), (107, 269256), (156, 184682), (214, 134628), (312, 92341), (321, 89752), (428, 67314), (642, 44876), (856, 33657), (863, 33384), (1284, 22438), (1391, 20712), (1726, 16692), (2568, 11219), (2589, 11128), (2782, 10356), (3452, 8346), (4173, 6904), (5178, 5564)]