51031551

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1321}}^1$

素因数の和:1566

約数の個数: 16

約数和(自身を含む): 69378560

約数和(自身を除く): 18347009

約数列:

[1, 3, 79, 163, 237, 489, 1321, 3963, 12877, 38631, 104359, 215323, 313077, 645969, 17010517, 51031551]

約数ペア:

[(1, 51031551), (3, 17010517), (79, 645969), (163, 313077), (237, 215323), (489, 104359), (1321, 38631), (3963, 12877)]