28557214

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 51549696

約数和(自身を除く): 22992482

約数列:

[1, 2, 7, 14, 23, 46, 131, 161, 262, 322, 677, 917, 1354, 1834, 3013, 4739, 6026, 9478, 15571, 21091, 31142, 42182, 88687, 108997, 177374, 217994, 620809, 1241618, 2039801, 4079602, 14278607, 28557214]

約数ペア:

[(1, 28557214), (2, 14278607), (7, 4079602), (14, 2039801), (23, 1241618), (46, 620809), (131, 217994), (161, 177374), (262, 108997), (322, 88687), (677, 42182), (917, 31142), (1354, 21091), (1834, 15571), (3013, 9478), (4739, 6026)]