161330209938

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{126236471}}^1$

素因数の和:126236550

約数の個数: 24

約数和(自身を含む): 354472013376

約数和(自身を除く): 193141803438

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 126236471, 252472942, 378709413, 757418826, 1136128239, 2272256478, 8962789441, 17925578882, 26888368323, 53776736646, 80665104969, 161330209938]

約数ペア:

[(1, 161330209938), (2, 80665104969), (3, 53776736646), (6, 26888368323), (9, 17925578882), (18, 8962789441), (71, 2272256478), (142, 1136128239), (213, 757418826), (426, 378709413), (639, 252472942), (1278, 126236471)]