156043979

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12893}}^1$

素因数の和:12939

約数の個数: 24

約数和(自身を含む): 205788240

約数和(自身を除く): 49744261

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 12103, 12893, 90251, 167609, 244967, 631757, 1173263, 1714769, 3184571, 8212841, 12003383, 22291997, 156043979]

約数ペア:

[(1, 156043979), (7, 22291997), (13, 12003383), (19, 8212841), (49, 3184571), (91, 1714769), (133, 1173263), (247, 631757), (637, 244967), (931, 167609), (1729, 90251), (12103, 12893)]