1778977733

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{423667}}^1$

素因数の和:423716

約数の個数: 16

約数和(自身を含む): 2135286720

約数和(自身を除く): 356308987

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 423667, 5507671, 7202339, 8049673, 93630407, 104645749, 136844441, 1778977733]

約数ペア:

[(1, 1778977733), (13, 136844441), (17, 104645749), (19, 93630407), (221, 8049673), (247, 7202339), (323, 5507671), (4199, 423667)]