215863053

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{863}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 338190336

約数和(自身を除く): 122327283

約数列:

[1, 3, 7, 21, 43, 129, 277, 301, 831, 863, 903, 1939, 2589, 5817, 6041, 11911, 18123, 35733, 37109, 83377, 111327, 239051, 250131, 259763, 717153, 779289, 1673357, 5020071, 10279193, 30837579, 71954351, 215863053]

約数ペア:

[(1, 215863053), (3, 71954351), (7, 30837579), (21, 10279193), (43, 5020071), (129, 1673357), (277, 779289), (301, 717153), (831, 259763), (863, 250131), (903, 239051), (1939, 111327), (2589, 83377), (5817, 37109), (6041, 35733), (11911, 18123)]