206501967

素因数分解:

$3^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1451}}^1$

素因数の和:1721

約数の個数: 40

約数和(自身を含む): 354195072

約数和(自身を除く): 147693105

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 251, 567, 753, 1451, 1757, 2259, 4353, 5271, 6777, 10157, 13059, 15813, 20331, 30471, 39177, 47439, 91413, 117531, 142317, 274239, 364201, 822717, 1092603, 2549407, 3277809, 7648221, 9833427, 22944663, 29500281, 68833989, 206501967]

約数ペア:

[(1, 206501967), (3, 68833989), (7, 29500281), (9, 22944663), (21, 9833427), (27, 7648221), (63, 3277809), (81, 2549407), (189, 1092603), (251, 822717), (567, 364201), (753, 274239), (1451, 142317), (1757, 117531), (2259, 91413), (4353, 47439), (5271, 39177), (6777, 30471), (10157, 20331), (13059, 15813)]