291318112

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{128221}}^1$

素因数の和:128302

約数の個数: 24

約数和(自身を含む): 581614992

約数和(自身を除く): 290296880

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 128221, 256442, 512884, 1025768, 2051536, 4103072, 9103691, 18207382, 36414764, 72829528, 145659056, 291318112]

約数ペア:

[(1, 291318112), (2, 145659056), (4, 72829528), (8, 36414764), (16, 18207382), (32, 9103691), (71, 4103072), (142, 2051536), (284, 1025768), (568, 512884), (1136, 256442), (2272, 128221)]