15925315

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 23187456

約数和(自身を除く): 7262141

約数列:

[1, 5, 7, 23, 35, 73, 115, 161, 271, 365, 511, 805, 1355, 1679, 1897, 2555, 6233, 8395, 9485, 11753, 19783, 31165, 43631, 58765, 98915, 138481, 218155, 455009, 692405, 2275045, 3185063, 15925315]

約数ペア:

[(1, 15925315), (5, 3185063), (7, 2275045), (23, 692405), (35, 455009), (73, 218155), (115, 138481), (161, 98915), (271, 58765), (365, 43631), (511, 31165), (805, 19783), (1355, 11753), (1679, 9485), (1897, 8395), (2555, 6233)]