289447251

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{4943}}^1$

素因数の和:5226

約数の個数: 16

約数和(自身を含む): 391564800

約数和(自身を除く): 102117549

約数列:

[1, 3, 131, 149, 393, 447, 4943, 14829, 19519, 58557, 647533, 736507, 1942599, 2209521, 96482417, 289447251]

約数ペア:

[(1, 289447251), (3, 96482417), (131, 2209521), (149, 1942599), (393, 736507), (447, 647533), (4943, 58557), (14829, 19519)]