257600246

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{4363}}^1$

素因数の和:4975

約数の個数: 16

約数和(自身を含む): 394488144

約数和(自身を除く): 136887898

約数列:

[1, 2, 53, 106, 557, 1114, 4363, 8726, 29521, 59042, 231239, 462478, 2430191, 4860382, 128800123, 257600246]

約数ペア:

[(1, 257600246), (2, 128800123), (53, 4860382), (106, 2430191), (557, 462478), (1114, 231239), (4363, 59042), (8726, 29521)]