215839406

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{204007}}^1$

素因数の和:204055

約数の個数: 12

約数和(自身を含む): 338449272

約数和(自身を除く): 122609866

約数列:

[1, 2, 23, 46, 529, 1058, 204007, 408014, 4692161, 9384322, 107919703, 215839406]

約数ペア:

[(1, 215839406), (2, 107919703), (23, 9384322), (46, 4692161), (529, 408014), (1058, 204007)]