13928679

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{2819}}^1$

素因数の和:2892

約数の個数: 20

約数和(自身を含む): 21155640

約数和(自身を除く): 7226961

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 2819, 4941, 8457, 25371, 76113, 171959, 228339, 515877, 1547631, 4642893, 13928679]

約数ペア:

[(1, 13928679), (3, 4642893), (9, 1547631), (27, 515877), (61, 228339), (81, 171959), (183, 76113), (549, 25371), (1647, 8457), (2819, 4941)]