211908310

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{821}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 389904192

約数和(自身を除く): 177995882

約数列:

[1, 2, 5, 10, 53, 106, 265, 487, 530, 821, 974, 1642, 2435, 4105, 4870, 8210, 25811, 43513, 51622, 87026, 129055, 217565, 258110, 399827, 435130, 799654, 1999135, 3998270, 21190831, 42381662, 105954155, 211908310]

約数ペア:

[(1, 211908310), (2, 105954155), (5, 42381662), (10, 21190831), (53, 3998270), (106, 1999135), (265, 799654), (487, 435130), (530, 399827), (821, 258110), (974, 217565), (1642, 129055), (2435, 87026), (4105, 51622), (4870, 43513), (8210, 25811)]