26989340547

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{423781}}^1$

素因数の和:423891

約数の個数: 32

約数和(自身を含む): 41008536576

約数和(自身を除く): 14019196029

約数列:

[1, 3, 13, 23, 39, 69, 71, 213, 299, 897, 923, 1633, 2769, 4899, 21229, 63687, 423781, 1271343, 5509153, 9746963, 16527459, 29240889, 30088451, 90265353, 126710519, 380131557, 391149863, 692034373, 1173449589, 2076103119, 8996446849, 26989340547]

約数ペア:

[(1, 26989340547), (3, 8996446849), (13, 2076103119), (23, 1173449589), (39, 692034373), (69, 391149863), (71, 380131557), (213, 126710519), (299, 90265353), (897, 30088451), (923, 29240889), (1633, 16527459), (2769, 9746963), (4899, 5509153), (21229, 1271343), (63687, 423781)]