2188743

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 3218688

約数和(自身を除く): 1029945

約数列:

[1, 3, 19, 43, 47, 57, 129, 141, 361, 817, 893, 1083, 2021, 2451, 2679, 6063, 15523, 16967, 38399, 46569, 50901, 115197, 729581, 2188743]

約数ペア:

[(1, 2188743), (3, 729581), (19, 115197), (43, 50901), (47, 46569), (57, 38399), (129, 16967), (141, 15523), (361, 6063), (817, 2679), (893, 2451), (1083, 2021)]