131454992

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{26249}}^1$

素因数の和:26570

約数の個数: 20

約数和(自身を含む): 255517500

約数和(自身を除く): 124062508

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 26249, 52498, 104996, 209992, 419984, 8215937, 16431874, 32863748, 65727496, 131454992]

約数ペア:

[(1, 131454992), (2, 65727496), (4, 32863748), (8, 16431874), (16, 8215937), (313, 419984), (626, 209992), (1252, 104996), (2504, 52498), (5008, 26249)]