207785871

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{18367}}^1$

素因数の和:18795

約数の個数: 16

約数和(自身を含む): 308582400

約数和(自身を除く): 100796529

約数列:

[1, 3, 9, 27, 419, 1257, 3771, 11313, 18367, 55101, 165303, 495909, 7695773, 23087319, 69261957, 207785871]

約数ペア:

[(1, 207785871), (3, 69261957), (9, 23087319), (27, 7695773), (419, 495909), (1257, 165303), (3771, 55101), (11313, 18367)]