220993407

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{355867}}^1$

素因数の和:355899

約数の個数: 16

約数和(自身を含む): 341633280

約数和(自身を除く): 120639873

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 355867, 1067601, 3202803, 8184941, 9608409, 24554823, 73664469, 220993407]

約数ペア:

[(1, 220993407), (3, 73664469), (9, 24554823), (23, 9608409), (27, 8184941), (69, 3202803), (207, 1067601), (621, 355867)]