2638173889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{271}}^1\times {\mathrm{547}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 2936105088

約数和(自身を除く): 297931199

約数列:

[1, 13, 37, 271, 481, 547, 1369, 3523, 7111, 10027, 17797, 20239, 130351, 148237, 263107, 370999, 748843, 1927081, 4822987, 5484769, 9734959, 71301997, 202936453, 2638173889]

約数ペア:

[(1, 2638173889), (13, 202936453), (37, 71301997), (271, 9734959), (481, 5484769), (547, 4822987), (1369, 1927081), (3523, 748843), (7111, 370999), (10027, 263107), (17797, 148237), (20239, 130351)]