8147988

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{947}}^1$

素因数の和:1196

約数の個数: 36

約数和(自身を含む): 20704320

約数和(自身を除く): 12556332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 947, 956, 1434, 1894, 2151, 2841, 2868, 3788, 4302, 5682, 8523, 8604, 11364, 17046, 34092, 226333, 452666, 678999, 905332, 1357998, 2036997, 2715996, 4073994, 8147988]

約数ペア:

[(1, 8147988), (2, 4073994), (3, 2715996), (4, 2036997), (6, 1357998), (9, 905332), (12, 678999), (18, 452666), (36, 226333), (239, 34092), (478, 17046), (717, 11364), (947, 8604), (956, 8523), (1434, 5682), (1894, 4302), (2151, 3788), (2841, 2868)]