28764372

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 86873472

約数和(自身を除く): 58109100

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 53, 71, 78, 84, 91, 98, 106, 142, 147, 156, 159, 182, 196, 212, 213, 273, 284, 294, 318, 364, 371, 426, 497, 546, 588, 636, 637, 689, 742, 852, 923, 994, 1092, 1113, 1274, 1378, 1484, 1491, 1846, 1911, 1988, 2067, 2226, 2548, 2597, 2756, 2769, 2982, 3479, 3692, 3763, 3822, 4134, 4452, 4823, 5194, 5538, 5964, 6461, 6958, 7526, 7644, 7791, 8268, 9646, 10388, 10437, 11076, 11289, 12922, 13916, 14469, 15052, 15582, 19292, 19383, 20874, 22578, 25844, 26341, 28938, 31164, 33761, 38766, 41748, 45156, 45227, 48919, 52682, 57876, 67522, 77532, 79023, 90454, 97838, 101283, 105364, 135044, 135681, 146757, 158046, 180908, 184387, 195676, 202566, 271362, 293514, 316092, 342433, 368774, 405132, 542724, 553161, 587028, 684866, 737548, 1027299, 1106322, 1369732, 2054598, 2212644, 2397031, 4109196, 4794062, 7191093, 9588124, 14382186, 28764372]

約数ペア:

[(1, 28764372), (2, 14382186), (3, 9588124), (4, 7191093), (6, 4794062), (7, 4109196), (12, 2397031), (13, 2212644), (14, 2054598), (21, 1369732), (26, 1106322), (28, 1027299), (39, 737548), (42, 684866), (49, 587028), (52, 553161), (53, 542724), (71, 405132), (78, 368774), (84, 342433), (91, 316092), (98, 293514), (106, 271362), (142, 202566), (147, 195676), (156, 184387), (159, 180908), (182, 158046), (196, 146757), (212, 135681), (213, 135044), (273, 105364), (284, 101283), (294, 97838), (318, 90454), (364, 79023), (371, 77532), (426, 67522), (497, 57876), (546, 52682), (588, 48919), (636, 45227), (637, 45156), (689, 41748), (742, 38766), (852, 33761), (923, 31164), (994, 28938), (1092, 26341), (1113, 25844), (1274, 22578), (1378, 20874), (1484, 19383), (1491, 19292), (1846, 15582), (1911, 15052), (1988, 14469), (2067, 13916), (2226, 12922), (2548, 11289), (2597, 11076), (2756, 10437), (2769, 10388), (2982, 9646), (3479, 8268), (3692, 7791), (3763, 7644), (3822, 7526), (4134, 6958), (4452, 6461), (4823, 5964), (5194, 5538)]