38586639

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{503}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 63673344

約数和(自身を除く): 25086705

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 281, 503, 843, 1509, 1967, 3521, 3653, 5901, 6539, 10563, 10959, 19617, 25571, 45773, 76713, 137319, 141343, 424029, 989401, 1837459, 2968203, 5512377, 12862213, 38586639]

約数ペア:

[(1, 38586639), (3, 12862213), (7, 5512377), (13, 2968203), (21, 1837459), (39, 989401), (91, 424029), (273, 141343), (281, 137319), (503, 76713), (843, 45773), (1509, 25571), (1967, 19617), (3521, 10959), (3653, 10563), (5901, 6539)]