55291881

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20639}}^1$

素因数の和:20708

約数の個数: 16

約数和(自身を含む): 79257600

約数和(自身を除く): 23965719

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 20639, 61917, 392141, 970033, 1176423, 2910099, 18430627, 55291881]

約数ペア:

[(1, 55291881), (3, 18430627), (19, 2910099), (47, 1176423), (57, 970033), (141, 392141), (893, 61917), (2679, 20639)]