78195921

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 110481408

約数和(自身を除く): 32285487

約数列:

[1, 3, 47, 71, 73, 107, 141, 213, 219, 321, 3337, 3431, 5029, 5183, 7597, 7811, 10011, 10293, 15087, 15549, 22791, 23433, 243601, 357059, 367117, 554581, 730803, 1071177, 1101351, 1663743, 26065307, 78195921]

約数ペア:

[(1, 78195921), (3, 26065307), (47, 1663743), (71, 1101351), (73, 1071177), (107, 730803), (141, 554581), (213, 367117), (219, 357059), (321, 243601), (3337, 23433), (3431, 22791), (5029, 15549), (5183, 15087), (7597, 10293), (7811, 10011)]