2019975489

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{50177}}^1$

素因数の和:50267

約数の個数: 40

約数和(自身を含む): 3497205888

約数和(自身を除く): 1477230399

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1491, 1917, 4473, 5751, 13419, 40257, 50177, 150531, 351239, 451593, 1053717, 1354779, 3161151, 3562567, 4064337, 9483453, 10687701, 24937969, 28450359, 32063103, 74813907, 96189309, 224441721, 288567927, 673325163, 2019975489]

約数ペア:

[(1, 2019975489), (3, 673325163), (7, 288567927), (9, 224441721), (21, 96189309), (27, 74813907), (63, 32063103), (71, 28450359), (81, 24937969), (189, 10687701), (213, 9483453), (497, 4064337), (567, 3562567), (639, 3161151), (1491, 1354779), (1917, 1053717), (4473, 451593), (5751, 351239), (13419, 150531), (40257, 50177)]