287534858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 492527616

約数和(自身を除く): 204992758

約数列:

[1, 2, 13, 26, 31, 53, 62, 106, 127, 254, 403, 689, 806, 1378, 1643, 1651, 2809, 3286, 3302, 3937, 5618, 6731, 7874, 13462, 21359, 36517, 42718, 51181, 73034, 87079, 87503, 102362, 174158, 175006, 208661, 356743, 417322, 713486, 1132027, 2264054, 2712593, 4637659, 5425186, 9275318, 11059033, 22118066, 143767429, 287534858]

約数ペア:

[(1, 287534858), (2, 143767429), (13, 22118066), (26, 11059033), (31, 9275318), (53, 5425186), (62, 4637659), (106, 2712593), (127, 2264054), (254, 1132027), (403, 713486), (689, 417322), (806, 356743), (1378, 208661), (1643, 175006), (1651, 174158), (2809, 102362), (3286, 87503), (3302, 87079), (3937, 73034), (5618, 51181), (6731, 42718), (7874, 36517), (13462, 21359)]