28014558

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 66673152

約数和(自身を除く): 38658594

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 103, 143, 206, 286, 309, 317, 429, 618, 634, 858, 951, 1133, 1339, 1902, 2266, 2678, 3399, 3487, 4017, 4121, 6798, 6974, 8034, 8242, 10461, 12363, 14729, 20922, 24726, 29458, 32651, 44187, 45331, 65302, 88374, 90662, 97953, 135993, 195906, 271986, 359161, 424463, 718322, 848926, 1077483, 1273389, 2154966, 2546778, 4669093, 9338186, 14007279, 28014558]

約数ペア:

[(1, 28014558), (2, 14007279), (3, 9338186), (6, 4669093), (11, 2546778), (13, 2154966), (22, 1273389), (26, 1077483), (33, 848926), (39, 718322), (66, 424463), (78, 359161), (103, 271986), (143, 195906), (206, 135993), (286, 97953), (309, 90662), (317, 88374), (429, 65302), (618, 45331), (634, 44187), (858, 32651), (951, 29458), (1133, 24726), (1339, 20922), (1902, 14729), (2266, 12363), (2678, 10461), (3399, 8242), (3487, 8034), (4017, 6974), (4121, 6798)]