31235289

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{641}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 42936960

約数和(自身を除く): 11701671

約数列:

[1, 3, 37, 111, 439, 641, 1317, 1923, 16243, 23717, 48729, 71151, 281399, 844197, 10411763, 31235289]

約数ペア:

[(1, 31235289), (3, 10411763), (37, 844197), (111, 281399), (439, 71151), (641, 48729), (1317, 23717), (1923, 16243)]