7538993

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 9751104

約数和(自身を除く): 2212111

約数列:

[1, 7, 11, 49, 71, 77, 197, 497, 539, 781, 1379, 2167, 3479, 5467, 9653, 13987, 15169, 38269, 97909, 106183, 153857, 685363, 1076999, 7538993]

約数ペア:

[(1, 7538993), (7, 1076999), (11, 685363), (49, 153857), (71, 106183), (77, 97909), (197, 38269), (497, 15169), (539, 13987), (781, 9653), (1379, 5467), (2167, 3479)]