201600309

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 278788608

約数和(自身を除く): 77188299

約数列:

[1, 3, 37, 111, 191, 257, 573, 771, 1369, 4107, 7067, 9509, 21201, 28527, 49087, 147261, 261479, 351833, 784437, 1055499, 1816219, 5448657, 67200103, 201600309]

約数ペア:

[(1, 201600309), (3, 67200103), (37, 5448657), (111, 1816219), (191, 1055499), (257, 784437), (573, 351833), (771, 261479), (1369, 147261), (4107, 49087), (7067, 28527), (9509, 21201)]