200540421

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{907}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 313804800

約数和(自身を除く): 113264379

約数列:

[1, 3, 9, 19, 27, 57, 171, 431, 513, 907, 1293, 2721, 3879, 8163, 8189, 11637, 17233, 24489, 24567, 51699, 73701, 155097, 221103, 390917, 465291, 1172751, 3518253, 7427423, 10554759, 22282269, 66846807, 200540421]

約数ペア:

[(1, 200540421), (3, 66846807), (9, 22282269), (19, 10554759), (27, 7427423), (57, 3518253), (171, 1172751), (431, 465291), (513, 390917), (907, 221103), (1293, 155097), (2721, 73701), (3879, 51699), (8163, 24567), (8189, 24489), (11637, 17233)]