256149780471

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{187009}}^1$

素因数の和:187560

約数の個数: 48

約数和(自身を含む): 416598436800

約数和(自身を除く): 160448656329

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 509, 897, 1527, 2691, 4581, 6617, 11707, 19851, 35121, 59553, 105363, 152191, 187009, 456573, 561027, 1369719, 1683081, 2431117, 4301207, 7293351, 12903621, 21880053, 38710863, 55915691, 95187581, 167747073, 285562743, 503241219, 856688229, 1237438553, 2189314363, 3712315659, 6567943089, 11136946977, 19703829267, 28461086719, 85383260157, 256149780471]

約数ペア:

[(1, 256149780471), (3, 85383260157), (9, 28461086719), (13, 19703829267), (23, 11136946977), (39, 6567943089), (69, 3712315659), (117, 2189314363), (207, 1237438553), (299, 856688229), (509, 503241219), (897, 285562743), (1527, 167747073), (2691, 95187581), (4581, 55915691), (6617, 38710863), (11707, 21880053), (19851, 12903621), (35121, 7293351), (59553, 4301207), (105363, 2431117), (152191, 1683081), (187009, 1369719), (456573, 561027)]