27928628

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 62406792

約数和(自身を除く): 34478164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 97, 98, 113, 182, 194, 196, 226, 364, 388, 452, 637, 679, 791, 1261, 1274, 1358, 1469, 1582, 2522, 2548, 2716, 2938, 3164, 4753, 5044, 5537, 5876, 8827, 9506, 10283, 10961, 11074, 17654, 19012, 20566, 21922, 22148, 35308, 41132, 43844, 61789, 71981, 76727, 123578, 142493, 143962, 153454, 247156, 284986, 287924, 306908, 537089, 569972, 997451, 1074178, 1994902, 2148356, 3989804, 6982157, 13964314, 27928628]

約数ペア:

[(1, 27928628), (2, 13964314), (4, 6982157), (7, 3989804), (13, 2148356), (14, 1994902), (26, 1074178), (28, 997451), (49, 569972), (52, 537089), (91, 306908), (97, 287924), (98, 284986), (113, 247156), (182, 153454), (194, 143962), (196, 142493), (226, 123578), (364, 76727), (388, 71981), (452, 61789), (637, 43844), (679, 41132), (791, 35308), (1261, 22148), (1274, 21922), (1358, 20566), (1469, 19012), (1582, 17654), (2522, 11074), (2548, 10961), (2716, 10283), (2938, 9506), (3164, 8827), (4753, 5876), (5044, 5537)]