12172863

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^2$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 17850880

約数和(自身を除く): 5678017

約数列:

[1, 3, 19, 31, 57, 83, 93, 249, 589, 1577, 1767, 2573, 4731, 6889, 7719, 20667, 48887, 130891, 146661, 213559, 392673, 640677, 4057621, 12172863]

約数ペア:

[(1, 12172863), (3, 4057621), (19, 640677), (31, 392673), (57, 213559), (83, 146661), (93, 130891), (249, 48887), (589, 20667), (1577, 7719), (1767, 6889), (2573, 4731)]