206813761

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 276281280

約数和(自身を除く): 69467519

約数列:

[1, 7, 11, 29, 49, 77, 101, 131, 203, 319, 539, 707, 917, 1111, 1421, 1441, 2233, 2929, 3799, 4949, 6419, 7777, 10087, 13231, 15631, 20503, 26593, 32219, 41789, 54439, 70609, 92617, 143521, 145541, 186151, 225533, 292523, 383699, 648319, 1018787, 1578731, 2047661, 2685893, 4220689, 7131509, 18801251, 29544823, 206813761]

約数ペア:

[(1, 206813761), (7, 29544823), (11, 18801251), (29, 7131509), (49, 4220689), (77, 2685893), (101, 2047661), (131, 1578731), (203, 1018787), (319, 648319), (539, 383699), (707, 292523), (917, 225533), (1111, 186151), (1421, 145541), (1441, 143521), (2233, 92617), (2929, 70609), (3799, 54439), (4949, 41789), (6419, 32219), (7777, 26593), (10087, 20503), (13231, 15631)]