278519084

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{22807}}^1$

素因数の和:22925

約数の個数: 24

約数和(自身を含む): 505790208

約数和(自身を除く): 227271124

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 3053, 6106, 12212, 22807, 45614, 91228, 980701, 1619297, 1961402, 3238594, 3922804, 6477188, 69629771, 139259542, 278519084]

約数ペア:

[(1, 278519084), (2, 139259542), (4, 69629771), (43, 6477188), (71, 3922804), (86, 3238594), (142, 1961402), (172, 1619297), (284, 980701), (3053, 91228), (6106, 45614), (12212, 22807)]