189800739

素因数分解:

$3^5\times {\mathrm{79}}^1\times {\mathrm{9887}}^1$

素因数の和:9981

約数の個数: 24

約数和(自身を含む): 287938560

約数和(自身を除く): 98137821

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 711, 2133, 6399, 9887, 19197, 29661, 88983, 266949, 781073, 800847, 2343219, 2402541, 7029657, 21088971, 63266913, 189800739]

約数ペア:

[(1, 189800739), (3, 63266913), (9, 21088971), (27, 7029657), (79, 2402541), (81, 2343219), (237, 800847), (243, 781073), (711, 266949), (2133, 88983), (6399, 29661), (9887, 19197)]