256260402

素因数分解:

$2^1\times 3^3\times {\mathrm{173}}^1\times {\mathrm{27431}}^1$

素因数の和:27615

約数の個数: 32

約数和(自身を含む): 572780160

約数和(自身を除く): 316519758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 173, 346, 519, 1038, 1557, 3114, 4671, 9342, 27431, 54862, 82293, 164586, 246879, 493758, 740637, 1481274, 4745563, 9491126, 14236689, 28473378, 42710067, 85420134, 128130201, 256260402]

約数ペア:

[(1, 256260402), (2, 128130201), (3, 85420134), (6, 42710067), (9, 28473378), (18, 14236689), (27, 9491126), (54, 4745563), (173, 1481274), (346, 740637), (519, 493758), (1038, 246879), (1557, 164586), (3114, 82293), (4671, 54862), (9342, 27431)]