51403977

素因数分解:

$3^6\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:784

約数の個数: 28

約数和(自身を含む): 77909040

約数和(自身を除く): 26505063

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 659, 729, 963, 1977, 2889, 5931, 8667, 17793, 26001, 53379, 70513, 78003, 160137, 211539, 480411, 634617, 1903851, 5711553, 17134659, 51403977]

約数ペア:

[(1, 51403977), (3, 17134659), (9, 5711553), (27, 1903851), (81, 634617), (107, 480411), (243, 211539), (321, 160137), (659, 78003), (729, 70513), (963, 53379), (1977, 26001), (2889, 17793), (5931, 8667)]