28492028474

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{461}}^1$

素因数の和:856

約数の個数: 128

約数和(自身を含む): 56591377920

約数和(自身を除く): 28099349446

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 61, 91, 122, 133, 182, 247, 266, 293, 427, 461, 494, 586, 793, 854, 922, 1159, 1586, 1729, 2051, 2318, 3227, 3458, 3809, 4102, 5551, 5567, 5993, 6454, 7618, 8113, 8759, 11102, 11134, 11986, 15067, 16226, 17518, 17873, 26663, 28121, 30134, 35746, 38969, 41951, 53326, 56242, 61313, 72371, 77938, 83902, 105469, 113867, 122626, 125111, 135073, 144742, 196847, 210938, 227734, 232349, 250222, 270146, 339587, 365573, 393694, 464698, 506597, 534299, 679174, 731146, 797069, 945511, 1013194, 1068598, 1594138, 1626443, 1755949, 1891022, 2377109, 2559011, 2566387, 3252886, 3511898, 3740093, 4414631, 4754218, 5118022, 5132774, 6945887, 7480186, 8239453, 8829262, 12291643, 13891774, 16478906, 17964709, 24583286, 30902417, 33363031, 35929418, 48621209, 57676171, 61804834, 66726062, 97242418, 107112889, 115352342, 156549607, 214225778, 233541217, 313099214, 467082434, 749790223, 1095847249, 1499580446, 2035144891, 2191694498, 4070289782, 14246014237, 28492028474]

約数ペア:

[(1, 28492028474), (2, 14246014237), (7, 4070289782), (13, 2191694498), (14, 2035144891), (19, 1499580446), (26, 1095847249), (38, 749790223), (61, 467082434), (91, 313099214), (122, 233541217), (133, 214225778), (182, 156549607), (247, 115352342), (266, 107112889), (293, 97242418), (427, 66726062), (461, 61804834), (494, 57676171), (586, 48621209), (793, 35929418), (854, 33363031), (922, 30902417), (1159, 24583286), (1586, 17964709), (1729, 16478906), (2051, 13891774), (2318, 12291643), (3227, 8829262), (3458, 8239453), (3809, 7480186), (4102, 6945887), (5551, 5132774), (5567, 5118022), (5993, 4754218), (6454, 4414631), (7618, 3740093), (8113, 3511898), (8759, 3252886), (11102, 2566387), (11134, 2559011), (11986, 2377109), (15067, 1891022), (16226, 1755949), (17518, 1626443), (17873, 1594138), (26663, 1068598), (28121, 1013194), (30134, 945511), (35746, 797069), (38969, 731146), (41951, 679174), (53326, 534299), (56242, 506597), (61313, 464698), (72371, 393694), (77938, 365573), (83902, 339587), (105469, 270146), (113867, 250222), (122626, 232349), (125111, 227734), (135073, 210938), (144742, 196847)]