209067985

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 297004032

約数和(自身を除く): 87936047

約数列:

[1, 5, 7, 35, 47, 73, 235, 329, 365, 511, 1645, 1741, 2555, 3431, 8705, 12187, 17155, 24017, 60935, 81827, 120085, 127093, 409135, 572789, 635465, 889651, 2863945, 4448255, 5973371, 29866855, 41813597, 209067985]

約数ペア:

[(1, 209067985), (5, 41813597), (7, 29866855), (35, 5973371), (47, 4448255), (73, 2863945), (235, 889651), (329, 635465), (365, 572789), (511, 409135), (1645, 127093), (1741, 120085), (2555, 81827), (3431, 60935), (8705, 24017), (12187, 17155)]