12745565

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 18579456

約数和(自身を除く): 5833891

約数列:

[1, 5, 7, 23, 35, 71, 115, 161, 223, 355, 497, 805, 1115, 1561, 1633, 2485, 5129, 7805, 8165, 11431, 15833, 25645, 35903, 57155, 79165, 110831, 179515, 364159, 554155, 1820795, 2549113, 12745565]

約数ペア:

[(1, 12745565), (5, 2549113), (7, 1820795), (23, 554155), (35, 364159), (71, 179515), (115, 110831), (161, 79165), (223, 57155), (355, 35903), (497, 25645), (805, 15833), (1115, 11431), (1561, 8165), (1633, 7805), (2485, 5129)]