27181401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 13461159

約数列:

[1, 3, 13, 39, 41, 89, 123, 191, 267, 533, 573, 1157, 1599, 2483, 3471, 3649, 7449, 7831, 10947, 16999, 23493, 47437, 50997, 101803, 142311, 220987, 305409, 662961, 696959, 2090877, 9060467, 27181401]

約数ペア:

[(1, 27181401), (3, 9060467), (13, 2090877), (39, 696959), (41, 662961), (89, 305409), (123, 220987), (191, 142311), (267, 101803), (533, 50997), (573, 47437), (1157, 23493), (1599, 16999), (2483, 10947), (3471, 7831), (3649, 7449)]