1690426227

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{614477}}^1$

素因数の和:614618

約数の個数: 16

約数和(自身を含む): 2595555072

約数和(自身を除く): 905128845

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 614477, 1843431, 4301339, 12904017, 80496487, 241489461, 563475409, 1690426227]

約数ペア:

[(1, 1690426227), (3, 563475409), (7, 241489461), (21, 80496487), (131, 12904017), (393, 4301339), (917, 1843431), (2751, 614477)]