31277705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 11179255

約数列:

[1, 5, 17, 19, 85, 95, 107, 181, 323, 535, 905, 1615, 1819, 2033, 3077, 3439, 9095, 10165, 15385, 17195, 19367, 34561, 58463, 96835, 172805, 292315, 329239, 367973, 1646195, 1839865, 6255541, 31277705]

約数ペア:

[(1, 31277705), (5, 6255541), (17, 1839865), (19, 1646195), (85, 367973), (95, 329239), (107, 292315), (181, 172805), (323, 96835), (535, 58463), (905, 34561), (1615, 19367), (1819, 17195), (2033, 15385), (3077, 10165), (3439, 9095)]