7996989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2663}}^1$

素因数の和:2697

約数の個数: 32

約数和(自身を含む): 14321664

約数和(自身を除く): 6324675

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 2663, 3003, 7989, 18641, 29293, 34619, 55923, 87879, 103857, 205051, 242333, 380809, 615153, 726999, 1142427, 2665663, 7996989]

約数ペア:

[(1, 7996989), (3, 2665663), (7, 1142427), (11, 726999), (13, 615153), (21, 380809), (33, 242333), (39, 205051), (77, 103857), (91, 87879), (143, 55923), (231, 34619), (273, 29293), (429, 18641), (1001, 7989), (2663, 3003)]