13381977

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9511}}^1$

素因数の和:9588

約数の個数: 16

約数和(自身を含む): 20698112

約数和(自身を除く): 7316135

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 9511, 28533, 66577, 199731, 637237, 1911711, 4460659, 13381977]

約数ペア:

[(1, 13381977), (3, 4460659), (7, 1911711), (21, 637237), (67, 199731), (201, 66577), (469, 28533), (1407, 9511)]