121980126

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{155191}}^1$

素因数の和:155327

約数の個数: 16

約数和(自身を含む): 245824128

約数和(自身を除く): 123844002

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 155191, 310382, 465573, 931146, 20330021, 40660042, 60990063, 121980126]

約数ペア:

[(1, 121980126), (2, 60990063), (3, 40660042), (6, 20330021), (131, 931146), (262, 465573), (393, 310382), (786, 155191)]