209219096

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 398442240

約数和(自身を除く): 189223144

約数列:

[1, 2, 4, 8, 83, 166, 332, 487, 647, 664, 974, 1294, 1948, 2588, 3896, 5176, 40421, 53701, 80842, 107402, 161684, 214804, 315089, 323368, 429608, 630178, 1260356, 2520712, 26152387, 52304774, 104609548, 209219096]

約数ペア:

[(1, 209219096), (2, 104609548), (4, 52304774), (8, 26152387), (83, 2520712), (166, 1260356), (332, 630178), (487, 429608), (647, 323368), (664, 315089), (974, 214804), (1294, 161684), (1948, 107402), (2588, 80842), (3896, 53701), (5176, 40421)]