131385779

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{26699}}^1$

素因数の和:26762

約数の個数: 16

約数和(自身を含む): 162336000

約数和(自身を除く): 30950221

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 26699, 186893, 507281, 987863, 3550967, 6915041, 18769397, 131385779]

約数ペア:

[(1, 131385779), (7, 18769397), (19, 6915041), (37, 3550967), (133, 987863), (259, 507281), (703, 186893), (4921, 26699)]