1378062721

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{1654337}}^1$

素因数の和:1654368

約数の個数: 12

約数和(自身を含む): 1697350788

約数和(自身を除く): 319288067

約数列:

[1, 7, 17, 49, 119, 833, 1654337, 11580359, 28123729, 81062513, 196866103, 1378062721]

約数ペア:

[(1, 1378062721), (7, 196866103), (17, 81062513), (49, 28123729), (119, 11580359), (833, 1654337)]