2788383

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 1566177

約数列:

[1, 3, 13, 19, 39, 53, 57, 71, 159, 213, 247, 689, 741, 923, 1007, 1349, 2067, 2769, 3021, 3763, 4047, 11289, 13091, 17537, 39273, 48919, 52611, 71497, 146757, 214491, 929461, 2788383]

約数ペア:

[(1, 2788383), (3, 929461), (13, 214491), (19, 146757), (39, 71497), (53, 52611), (57, 48919), (71, 39273), (159, 17537), (213, 13091), (247, 11289), (689, 4047), (741, 3763), (923, 3021), (1007, 2769), (1349, 2067)]