254102979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1117}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 385665280

約数和(自身を除く): 131562301

約数列:

[1, 3, 13, 19, 39, 57, 247, 307, 741, 921, 1117, 3351, 3991, 5833, 11973, 14521, 17499, 21223, 43563, 63669, 75829, 227487, 275899, 342919, 827697, 1028757, 4457947, 6515461, 13373841, 19546383, 84700993, 254102979]

約数ペア:

[(1, 254102979), (3, 84700993), (13, 19546383), (19, 13373841), (39, 6515461), (57, 4457947), (247, 1028757), (307, 827697), (741, 342919), (921, 275899), (1117, 227487), (3351, 75829), (3991, 63669), (5833, 43563), (11973, 21223), (14521, 17499)]