38999922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 87397632

約数和(自身を除く): 48397710

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 127, 186, 254, 381, 403, 762, 806, 1209, 1651, 2418, 3302, 3937, 4953, 7874, 9906, 11811, 16129, 23622, 32258, 48387, 51181, 96774, 102362, 153543, 209677, 307086, 419354, 499999, 629031, 999998, 1258062, 1499997, 2999994, 6499987, 12999974, 19499961, 38999922]

約数ペア:

[(1, 38999922), (2, 19499961), (3, 12999974), (6, 6499987), (13, 2999994), (26, 1499997), (31, 1258062), (39, 999998), (62, 629031), (78, 499999), (93, 419354), (127, 307086), (186, 209677), (254, 153543), (381, 102362), (403, 96774), (762, 51181), (806, 48387), (1209, 32258), (1651, 23622), (2418, 16129), (3302, 11811), (3937, 9906), (4953, 7874)]