53920279

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 63049536

約数和(自身を除く): 9129257

約数列:

[1, 7, 61, 197, 427, 641, 1379, 4487, 12017, 39101, 84119, 126277, 273707, 883939, 7702897, 53920279]

約数ペア:

[(1, 53920279), (7, 7702897), (61, 883939), (197, 273707), (427, 126277), (641, 84119), (1379, 39101), (4487, 12017)]