245629917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{4871}}^1$

素因数の和:5321

約数の個数: 24

約数和(自身を含む): 383056128

約数和(自身を除く): 137426211

約数列:

[1, 3, 9, 13, 39, 117, 431, 1293, 3879, 4871, 5603, 14613, 16809, 43839, 50427, 63323, 189969, 569907, 2099401, 6298203, 18894609, 27292213, 81876639, 245629917]

約数ペア:

[(1, 245629917), (3, 81876639), (9, 27292213), (13, 18894609), (39, 6298203), (117, 2099401), (431, 569907), (1293, 189969), (3879, 63323), (4871, 50427), (5603, 43839), (14613, 16809)]