4157487

素因数分解:

$3^7\times {\mathrm{1901}}^1$

素因数の和:1922

約数の個数: 16

約数和(自身を含む): 6238560

約数和(自身を除く): 2081073

約数列:

[1, 3, 9, 27, 81, 243, 729, 1901, 2187, 5703, 17109, 51327, 153981, 461943, 1385829, 4157487]

約数ペア:

[(1, 4157487), (3, 1385829), (9, 461943), (27, 153981), (81, 51327), (243, 17109), (729, 5703), (1901, 2187)]