38131947

素因数分解:

$3^2\times 7^2\times {\mathrm{86467}}^1$

素因数の和:86487

約数の個数: 18

約数和(自身を含む): 64072788

約数和(自身を除く): 25940841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 86467, 259401, 605269, 778203, 1815807, 4236883, 5447421, 12710649, 38131947]

約数ペア:

[(1, 38131947), (3, 12710649), (7, 5447421), (9, 4236883), (21, 1815807), (49, 778203), (63, 605269), (147, 259401), (441, 86467)]