1330350721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{188729}}^1$

素因数の和:188808

約数の個数: 16

約数和(自身を含む): 1630627200

約数和(自身を除く): 300276479

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 188729, 1321103, 3585851, 10002637, 25100957, 70018459, 190050103, 1330350721]

約数ペア:

[(1, 1330350721), (7, 190050103), (19, 70018459), (53, 25100957), (133, 10002637), (371, 3585851), (1007, 1321103), (7049, 188729)]