2208381

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 3485664

約数和(自身を除く): 1277283

約数列:

[1, 3, 7, 21, 49, 83, 147, 181, 249, 543, 581, 1267, 1743, 3801, 4067, 8869, 12201, 15023, 26607, 45069, 105161, 315483, 736127, 2208381]

約数ペア:

[(1, 2208381), (3, 736127), (7, 315483), (21, 105161), (49, 45069), (83, 26607), (147, 15023), (181, 12201), (249, 8869), (543, 4067), (581, 3801), (1267, 1743)]