212102429

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6451}}^1$

素因数の和:6537

約数の個数: 24

約数和(自身を含む): 273616416

約数和(自身を除く): 61513987

約数列:

[1, 7, 11, 49, 61, 77, 427, 539, 671, 2989, 4697, 6451, 32879, 45157, 70961, 316099, 393511, 496727, 2754577, 3477089, 4328621, 19282039, 30300347, 212102429]

約数ペア:

[(1, 212102429), (7, 30300347), (11, 19282039), (49, 4328621), (61, 3477089), (77, 2754577), (427, 496727), (539, 393511), (671, 316099), (2989, 70961), (4697, 45157), (6451, 32879)]