80173947

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{8941}}^1$

素因数の和:9019

約数の個数: 24

約数和(自身を含む): 126404112

約数和(自身を除く): 46230165

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8941, 8967, 26823, 62587, 187761, 438109, 545401, 1314327, 1636203, 3817807, 11453421, 26724649, 80173947]

約数ペア:

[(1, 80173947), (3, 26724649), (7, 11453421), (21, 3817807), (49, 1636203), (61, 1314327), (147, 545401), (183, 438109), (427, 187761), (1281, 62587), (2989, 26823), (8941, 8967)]