198855999

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{320219}}^1$

素因数の和:320251

約数の個数: 16

約数和(自身を含む): 307411200

約数和(自身を除く): 108555201

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 320219, 960657, 2881971, 7365037, 8645913, 22095111, 66285333, 198855999]

約数ペア:

[(1, 198855999), (3, 66285333), (9, 22095111), (23, 8645913), (27, 7365037), (69, 2881971), (207, 960657), (621, 320219)]