39284721

素因数分解:

$3^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 66467700

約数和(自身を除く): 27182979

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 229, 389, 441, 687, 1167, 1603, 2061, 2723, 3501, 4809, 8169, 11221, 14427, 19061, 24507, 33663, 57183, 89081, 100989, 171549, 267243, 623567, 801729, 1870701, 4364969, 5612103, 13094907, 39284721]

約数ペア:

[(1, 39284721), (3, 13094907), (7, 5612103), (9, 4364969), (21, 1870701), (49, 801729), (63, 623567), (147, 267243), (229, 171549), (389, 100989), (441, 89081), (687, 57183), (1167, 33663), (1603, 24507), (2061, 19061), (2723, 14427), (3501, 11221), (4809, 8169)]