239173653

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 344079360

約数和(自身を除く): 104905707

約数列:

[1, 3, 19, 57, 71, 113, 213, 339, 523, 1349, 1569, 2147, 4047, 6441, 8023, 9937, 24069, 29811, 37133, 59099, 111399, 152437, 177297, 457311, 705527, 1122881, 2116581, 3368643, 4196029, 12588087, 79724551, 239173653]

約数ペア:

[(1, 239173653), (3, 79724551), (19, 12588087), (57, 4196029), (71, 3368643), (113, 2116581), (213, 1122881), (339, 705527), (523, 457311), (1349, 177297), (1569, 152437), (2147, 111399), (4047, 59099), (6441, 37133), (8023, 29811), (9937, 24069)]