208996821

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{11927}}^1$

素因数の和:12006

約数の個数: 32

約数和(自身を含む): 343526400

約数和(自身を除く): 134529579

約数列:

[1, 3, 9, 11, 27, 33, 59, 99, 177, 297, 531, 649, 1593, 1947, 5841, 11927, 17523, 35781, 107343, 131197, 322029, 393591, 703693, 1180773, 2111079, 3542319, 6333237, 7740623, 18999711, 23221869, 69665607, 208996821]

約数ペア:

[(1, 208996821), (3, 69665607), (9, 23221869), (11, 18999711), (27, 7740623), (33, 6333237), (59, 3542319), (99, 2111079), (177, 1180773), (297, 703693), (531, 393591), (649, 322029), (1593, 131197), (1947, 107343), (5841, 35781), (11927, 17523)]