278142213

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{8527}}^1$

素因数の和:8744

約数の個数: 16

約数和(自身を含む): 378233856

約数和(自身を除く): 100091643

約数列:

[1, 3, 83, 131, 249, 393, 8527, 10873, 25581, 32619, 707741, 1117037, 2123223, 3351111, 92714071, 278142213]

約数ペア:

[(1, 278142213), (3, 92714071), (83, 3351111), (131, 2123223), (249, 1117037), (393, 707741), (8527, 32619), (10873, 25581)]