1279758004

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{191237}}^1$

素因数の和:191487

約数の個数: 24

約数和(自身を含む): 2570238720

約数和(自身を除く): 1290480716

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 191237, 382474, 764948, 1338659, 2677318, 5354636, 45705643, 91411286, 182822572, 319939501, 639879002, 1279758004]

約数ペア:

[(1, 1279758004), (2, 639879002), (4, 319939501), (7, 182822572), (14, 91411286), (28, 45705643), (239, 5354636), (478, 2677318), (956, 1338659), (1673, 764948), (3346, 382474), (6692, 191237)]