15397557

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 24883200

約数和(自身を除く): 9485643

約数列:

[1, 3, 7, 21, 23, 69, 71, 161, 213, 449, 483, 497, 1347, 1491, 1633, 3143, 4899, 9429, 10327, 11431, 30981, 31879, 34293, 72289, 95637, 216867, 223153, 669459, 733217, 2199651, 5132519, 15397557]

約数ペア:

[(1, 15397557), (3, 5132519), (7, 2199651), (21, 733217), (23, 669459), (69, 223153), (71, 216867), (161, 95637), (213, 72289), (449, 34293), (483, 31879), (497, 30981), (1347, 11431), (1491, 10327), (1633, 9429), (3143, 4899)]