78057999

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{56687}}^1$

素因数の和:56716

約数の個数: 20

約数和(自身を含む): 123466464

約数和(自身を除く): 45408465

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 56687, 170061, 510183, 963679, 1530549, 2891037, 4591647, 8673111, 26019333, 78057999]

約数ペア:

[(1, 78057999), (3, 26019333), (9, 8673111), (17, 4591647), (27, 2891037), (51, 1530549), (81, 963679), (153, 510183), (459, 170061), (1377, 56687)]