138214671

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 214824960

約数和(自身を除く): 76610289

約数列:

[1, 3, 7, 21, 83, 179, 249, 443, 537, 581, 1253, 1329, 1743, 3101, 3759, 9303, 14857, 36769, 44571, 79297, 103999, 110307, 237891, 257383, 311997, 555079, 772149, 1665237, 6581651, 19744953, 46071557, 138214671]

約数ペア:

[(1, 138214671), (3, 46071557), (7, 19744953), (21, 6581651), (83, 1665237), (179, 772149), (249, 555079), (443, 311997), (537, 257383), (581, 237891), (1253, 110307), (1329, 103999), (1743, 79297), (3101, 44571), (3759, 36769), (9303, 14857)]