211315696

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{39901}}^1$

素因数の和:40240

約数の個数: 20

約数和(自身を含む): 410671384

約数和(自身を除く): 199355688

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 39901, 79802, 159604, 319208, 638416, 13207231, 26414462, 52828924, 105657848, 211315696]

約数ペア:

[(1, 211315696), (2, 105657848), (4, 52828924), (8, 26414462), (16, 13207231), (331, 638416), (662, 319208), (1324, 159604), (2648, 79802), (5296, 39901)]