38901807

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19919}}^1$

素因数の和:19963

約数の個数: 24

約数和(自身を含む): 66293760

約数和(自身を除く): 27391953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 19919, 59757, 139433, 179271, 418299, 617489, 1254897, 1852467, 4322423, 5557401, 12967269, 38901807]

約数ペア:

[(1, 38901807), (3, 12967269), (7, 5557401), (9, 4322423), (21, 1852467), (31, 1254897), (63, 617489), (93, 418299), (217, 179271), (279, 139433), (651, 59757), (1953, 19919)]