639350764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{23509}}^1$

素因数の和:24049

約数の個数: 24

約数和(自身を含む): 1207285520

約数和(自身を除く): 567934756

約数列:

[1, 2, 4, 13, 26, 52, 523, 1046, 2092, 6799, 13598, 23509, 27196, 47018, 94036, 305617, 611234, 1222468, 12295207, 24590414, 49180828, 159837691, 319675382, 639350764]

約数ペア:

[(1, 639350764), (2, 319675382), (4, 159837691), (13, 49180828), (26, 24590414), (52, 12295207), (523, 1222468), (1046, 611234), (2092, 305617), (6799, 94036), (13598, 47018), (23509, 27196)]