213881878

素因数分解:

$2^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{66713}}^1$

素因数の和:66951

約数の個数: 16

約数和(自身を含む): 368261280

約数和(自身を除く): 154379402

約数列:

[1, 2, 7, 14, 229, 458, 1603, 3206, 66713, 133426, 466991, 933982, 15277277, 30554554, 106940939, 213881878]

約数ペア:

[(1, 213881878), (2, 106940939), (7, 30554554), (14, 15277277), (229, 933982), (458, 466991), (1603, 133426), (3206, 66713)]