80007207

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 125878272

約数和(自身を除く): 45871065

約数列:

[1, 3, 7, 21, 47, 103, 141, 309, 329, 721, 787, 987, 2163, 2361, 4841, 5509, 14523, 16527, 33887, 36989, 81061, 101661, 110967, 243183, 258923, 567427, 776769, 1702281, 3809867, 11429601, 26669069, 80007207]

約数ペア:

[(1, 80007207), (3, 26669069), (7, 11429601), (21, 3809867), (47, 1702281), (103, 776769), (141, 567427), (309, 258923), (329, 243183), (721, 110967), (787, 101661), (987, 81061), (2163, 36989), (2361, 33887), (4841, 16527), (5509, 14523)]