378291290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{223841}}^1$

素因数の和:223874

約数の個数: 24

約数和(自身を含む): 737335548

約数和(自身を除く): 359044258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 223841, 447682, 1119205, 2238410, 2909933, 5819866, 14549665, 29099330, 37829129, 75658258, 189145645, 378291290]

約数ペア:

[(1, 378291290), (2, 189145645), (5, 75658258), (10, 37829129), (13, 29099330), (26, 14549665), (65, 5819866), (130, 2909933), (169, 2238410), (338, 1119205), (845, 447682), (1690, 223841)]