67211921

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1031}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 78597120

約数和(自身を除く): 11385199

約数列:

[1, 7, 67, 139, 469, 973, 1031, 7217, 9313, 65191, 69077, 143309, 483539, 1003163, 9601703, 67211921]

約数ペア:

[(1, 67211921), (7, 9601703), (67, 1003163), (139, 483539), (469, 143309), (973, 69077), (1031, 65191), (7217, 9313)]