28296555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11717}}^1$

素因数の和:11755

約数の個数: 32

約数和(自身を含む): 53996544

約数和(自身を除く): 25699989

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11717, 35151, 58585, 82019, 175755, 246057, 269491, 410095, 808473, 1230285, 1347455, 1886437, 4042365, 5659311, 9432185, 28296555]

約数ペア:

[(1, 28296555), (3, 9432185), (5, 5659311), (7, 4042365), (15, 1886437), (21, 1347455), (23, 1230285), (35, 808473), (69, 410095), (105, 269491), (115, 246057), (161, 175755), (345, 82019), (483, 58585), (805, 35151), (2415, 11717)]