248859621

素因数分解:

$3^4\times {\mathrm{751}}^1\times {\mathrm{4091}}^1$

素因数の和:4854

約数の個数: 20

約数和(自身を含む): 372339264

約数和(自身を除く): 123479643

約数列:

[1, 3, 9, 27, 81, 751, 2253, 4091, 6759, 12273, 20277, 36819, 60831, 110457, 331371, 3072341, 9217023, 27651069, 82953207, 248859621]

約数ペア:

[(1, 248859621), (3, 82953207), (9, 27651069), (27, 9217023), (81, 3072341), (751, 331371), (2253, 110457), (4091, 60831), (6759, 36819), (12273, 20277)]