13381901

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 15168384

約数和(自身を除く): 1786483

約数列:

[1, 13, 37, 43, 481, 559, 647, 1591, 8411, 20683, 23939, 27821, 311207, 361673, 1029377, 13381901]

約数ペア:

[(1, 13381901), (13, 1029377), (37, 361673), (43, 311207), (481, 27821), (559, 23939), (647, 20683), (1591, 8411)]