38181913

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 48816320

約数和(自身を除く): 10634407

約数列:

[1, 7, 11, 61, 77, 121, 427, 671, 739, 847, 4697, 5173, 7381, 8129, 45079, 51667, 56903, 89419, 315553, 495869, 625933, 3471083, 5454559, 38181913]

約数ペア:

[(1, 38181913), (7, 5454559), (11, 3471083), (61, 625933), (77, 495869), (121, 315553), (427, 89419), (671, 56903), (739, 51667), (847, 45079), (4697, 8129), (5173, 7381)]