31409109

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2213}}^1$

素因数の和:2321

約数の個数: 24

約数和(自身を含む): 48353760

約数和(自身を除く): 16944651

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 747, 1577, 2213, 4731, 6639, 14193, 19917, 42047, 126141, 183679, 378423, 551037, 1653111, 3489901, 10469703, 31409109]

約数ペア:

[(1, 31409109), (3, 10469703), (9, 3489901), (19, 1653111), (57, 551037), (83, 378423), (171, 183679), (249, 126141), (747, 42047), (1577, 19917), (2213, 14193), (4731, 6639)]