38979941

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5563}}^1$

素因数の和:5601

約数の個数: 24

約数和(自身を含む): 53280864

約数和(自身を除く): 14300923

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 5563, 7007, 38941, 61193, 72319, 272587, 428351, 506233, 795509, 2998457, 3543631, 5568563, 38979941]

約数ペア:

[(1, 38979941), (7, 5568563), (11, 3543631), (13, 2998457), (49, 795509), (77, 506233), (91, 428351), (143, 272587), (539, 72319), (637, 61193), (1001, 38941), (5563, 7007)]