211671033

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{30637}}^1$

素因数の和:30701

約数の個数: 24

約数和(自身を含む): 335302272

約数和(自身を除く): 123631239

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 30637, 91911, 214459, 643377, 1439939, 1501213, 4319817, 4503639, 10079573, 30238719, 70557011, 211671033]

約数ペア:

[(1, 211671033), (3, 70557011), (7, 30238719), (21, 10079573), (47, 4503639), (49, 4319817), (141, 1501213), (147, 1439939), (329, 643377), (987, 214459), (2303, 91911), (6909, 30637)]