131036304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{389989}}^1$

素因数の和:390007

約数の個数: 40

約数和(自身を含む): 386870080

約数和(自身を除く): 255833776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 389989, 779978, 1169967, 1559956, 2339934, 2729923, 3119912, 4679868, 5459846, 6239824, 8189769, 9359736, 10919692, 16379538, 18719472, 21839384, 32759076, 43678768, 65518152, 131036304]

約数ペア:

[(1, 131036304), (2, 65518152), (3, 43678768), (4, 32759076), (6, 21839384), (7, 18719472), (8, 16379538), (12, 10919692), (14, 9359736), (16, 8189769), (21, 6239824), (24, 5459846), (28, 4679868), (42, 3119912), (48, 2729923), (56, 2339934), (84, 1559956), (112, 1169967), (168, 779978), (336, 389989)]