71609139

素因数分解:

$3^2\times 7^3\times {\mathrm{23197}}^1$

素因数の和:23224

約数の個数: 24

約数和(自身を含む): 120629600

約数和(自身を除く): 49020461

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 23197, 69591, 162379, 208773, 487137, 1136653, 1461411, 3409959, 7956571, 10229877, 23869713, 71609139]

約数ペア:

[(1, 71609139), (3, 23869713), (7, 10229877), (9, 7956571), (21, 3409959), (49, 1461411), (63, 1136653), (147, 487137), (343, 208773), (441, 162379), (1029, 69591), (3087, 23197)]