40286079

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{2081}}^1$

素因数の和:2332

約数の個数: 20

約数和(自身を含む): 60461280

約数和(自身を除く): 20175201

約数列:

[1, 3, 9, 27, 81, 239, 717, 2081, 2151, 6243, 6453, 18729, 19359, 56187, 168561, 497359, 1492077, 4476231, 13428693, 40286079]

約数ペア:

[(1, 40286079), (3, 13428693), (9, 4476231), (27, 1492077), (81, 497359), (239, 168561), (717, 56187), (2081, 19359), (2151, 18729), (6243, 6453)]