1520320671

素因数分解:

$3^4\times {\mathrm{1063}}^1\times {\mathrm{17657}}^1$

素因数の和:18732

約数の個数: 20

約数和(自身を含む): 2273361552

約数和(自身を除く): 753040881

約数列:

[1, 3, 9, 27, 81, 1063, 3189, 9567, 17657, 28701, 52971, 86103, 158913, 476739, 1430217, 18769391, 56308173, 168924519, 506773557, 1520320671]

約数ペア:

[(1, 1520320671), (3, 506773557), (9, 168924519), (27, 56308173), (81, 18769391), (1063, 1430217), (3189, 476739), (9567, 158913), (17657, 86103), (28701, 52971)]