215570248

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{27191}}^1$

素因数の和:28188

約数の個数: 16

約数和(自身を含む): 404616960

約数和(自身を除く): 189046712

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 27191, 54382, 108764, 217528, 26946281, 53892562, 107785124, 215570248]

約数ペア:

[(1, 215570248), (2, 107785124), (4, 53892562), (8, 26946281), (991, 217528), (1982, 108764), (3964, 54382), (7928, 27191)]