872613

素因数分解:

$3^8\times 7^1\times {\mathrm{19}}^1$

素因数の和:50

約数の個数: 36

約数和(自身を含む): 1574560

約数和(自身を除く): 701947

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 729, 1197, 1539, 1701, 2187, 3591, 4617, 5103, 6561, 10773, 13851, 15309, 32319, 41553, 45927, 96957, 124659, 290871, 872613]

約数ペア:

[(1, 872613), (3, 290871), (7, 124659), (9, 96957), (19, 45927), (21, 41553), (27, 32319), (57, 15309), (63, 13851), (81, 10773), (133, 6561), (171, 5103), (189, 4617), (243, 3591), (399, 2187), (513, 1701), (567, 1539), (729, 1197)]