147321923

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{19469}}^1$

素因数の和:19546

約数の個数: 16

約数和(自身を含む): 179435520

約数和(自身を除く): 32113597

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 19469, 136283, 447787, 915043, 3134509, 6405301, 21045989, 147321923]

約数ペア:

[(1, 147321923), (7, 21045989), (23, 6405301), (47, 3134509), (161, 915043), (329, 447787), (1081, 136283), (7567, 19469)]