13720791

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10711}}^1$

素因数の和:10782

約数の個数: 16

約数和(自身を含む): 21252608

約数和(自身を除く): 7531817

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 10711, 32133, 74977, 224931, 653371, 1960113, 4573597, 13720791]

約数ペア:

[(1, 13720791), (3, 4573597), (7, 1960113), (21, 653371), (61, 224931), (183, 74977), (427, 32133), (1281, 10711)]