221495454

素因数分解:

$2^1\times 3^2\times {\mathrm{811}}^1\times {\mathrm{15173}}^1$

素因数の和:15992

約数の個数: 24

約数和(自身を含む): 480530232

約数和(自身を除く): 259034778

約数列:

[1, 2, 3, 6, 9, 18, 811, 1622, 2433, 4866, 7299, 14598, 15173, 30346, 45519, 91038, 136557, 273114, 12305303, 24610606, 36915909, 73831818, 110747727, 221495454]

約数ペア:

[(1, 221495454), (2, 110747727), (3, 73831818), (6, 36915909), (9, 24610606), (18, 12305303), (811, 273114), (1622, 136557), (2433, 91038), (4866, 45519), (7299, 30346), (14598, 15173)]