163587681

素因数分解:

$3^4\times {\mathrm{367}}^1\times {\mathrm{5503}}^1$

素因数の和:5882

約数の個数: 20

約数和(自身を含む): 245082112

約数和(自身を除く): 81494431

約数列:

[1, 3, 9, 27, 81, 367, 1101, 3303, 5503, 9909, 16509, 29727, 49527, 148581, 445743, 2019601, 6058803, 18176409, 54529227, 163587681]

約数ペア:

[(1, 163587681), (3, 54529227), (9, 18176409), (27, 6058803), (81, 2019601), (367, 445743), (1101, 148581), (3303, 49527), (5503, 29727), (9909, 16509)]