1399783

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:92

約数の個数: 20

約数和(自身を含む): 1815048

約数和(自身を除く): 415265

約数列:

[1, 7, 11, 49, 53, 77, 343, 371, 539, 583, 2401, 2597, 3773, 4081, 18179, 26411, 28567, 127253, 199969, 1399783]

約数ペア:

[(1, 1399783), (7, 199969), (11, 127253), (49, 28567), (53, 26411), (77, 18179), (343, 4081), (371, 3773), (539, 2597), (583, 2401)]