12654985

素因数分解:

$5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 18201600

約数和(自身を除く): 5546615

約数列:

[1, 5, 7, 35, 47, 49, 157, 235, 245, 329, 343, 785, 1099, 1645, 1715, 2303, 5495, 7379, 7693, 11515, 16121, 36895, 38465, 51653, 53851, 80605, 258265, 269255, 361571, 1807855, 2530997, 12654985]

約数ペア:

[(1, 12654985), (5, 2530997), (7, 1807855), (35, 361571), (47, 269255), (49, 258265), (157, 80605), (235, 53851), (245, 51653), (329, 38465), (343, 36895), (785, 16121), (1099, 11515), (1645, 7693), (1715, 7379), (2303, 5495)]