31778013

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1471}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 44748800

約数和(自身を除く): 12970787

約数列:

[1, 3, 19, 57, 379, 1137, 1471, 4413, 7201, 21603, 27949, 83847, 557509, 1672527, 10592671, 31778013]

約数ペア:

[(1, 31778013), (3, 10592671), (19, 1672527), (57, 557509), (379, 83847), (1137, 27949), (1471, 21603), (4413, 7201)]