40877379

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{26561}}^1$

素因数の和:26592

約数の個数: 20

約数和(自身を含む): 64280040

約数和(自身を除く): 23402661

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 26561, 79683, 239049, 504659, 717147, 1513977, 2151441, 4541931, 13625793, 40877379]

約数ペア:

[(1, 40877379), (3, 13625793), (9, 4541931), (19, 2151441), (27, 1513977), (57, 717147), (81, 504659), (171, 239049), (513, 79683), (1539, 26561)]