213478424

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{191977}}^1$

素因数の和:192122

約数の個数: 16

約数和(自身を含む): 403153800

約数和(自身を除く): 189675376

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 191977, 383954, 767908, 1535816, 26684803, 53369606, 106739212, 213478424]

約数ペア:

[(1, 213478424), (2, 106739212), (4, 53369606), (8, 26684803), (139, 1535816), (278, 767908), (556, 383954), (1112, 191977)]